Dr. Dominic Calabrese (Room - Sierra College
Contents
1. 1 to calculate the induced emf for different circumstances and to describe and explain the behavior of a generator Describe and explain self inductance Describe and explain the behavior of RL circuits Describe and explain the energy stored in a magnetic field Alternating Current AC Circuits The students will be able to 1 2 3 Describe and explain in a qualitative way a the behavior of resistors inductors and capacitors in an AC circuits b resonance Describe and explain the transformer and calculate the current and voltages across the primary and or secondary terminals Describe and explain in a qualitative way an electromagnetic wave Reflection and Refraction The students will be able to 1 EON Describe and explain a the nature of light b reflection and refraction c the law of refraction d dispersion and prisms Use Snell s Law to calculate the path followed by light traveling from one medium to another Use the topics in number one to explain the characteristics of a rainbow Describe and explain total internal reflection Be able to calculate the critical angle for various scenarios Mirrors and Lenses The students will be able to 1 2 3 Describe and explain image formation for plane spherical and convex mirrors using the law of reflection and ray tracing Describe and explain images formed due to refraction Use ray tracing and the thin lens approximation to locate and2. Describe and explain all of the relevant parameters of Coulomb s Law and apply to solving problems involving the forces between point charges a Positive and negative charges and their origin b Forces of attraction and repulsion between charges c Charging by induction and conduction d Insulators and conductors Describe and explain an electric field and be able to calculate the field due to a collection of point charges Use electric fields to calculate the force on a point charge Define and explain the rules for electric field lines Draw electric field lines for simple charge distributions Describe and explain the properties of conductors in electrostatic equilibrium Describe and explain how the Van de Graff generator works w ONDA Electrical Energy and Capacitance The students will be able to 1 Define and explain electric potential and potential difference and be able to calculate the electric potential due to a distribution of point charges Qualitatively and quantitatively describe and explain the electric potential of charged conductors Understand the concept of equipotential surfaces and apply it to describe and explain charge distributions in conductors Define capacitance and calculate the capacitance for a parallel plate capacitor Determine the equivalent capacitance for capacitors connected in series and or parallel Determine the amount of energy stored in capacitors Conceptually explain the effect a dielectric has
3. gym as the backup location if the theatre is not available Develop a buddy system or other method for attendance accounting Review the actions to be taken in the event of an evacuation Review the actions to be taken in the event of a lockdown or shelter in place Notify students that backpacks and other personal belongings are to be kept with them at all times Backpacks left unattended pose a risk and may be confiscated or destroyed AUN JIL IN THE EVENT OF AN EVACUATION ALARM OR COMMAND 1 Instruct students to gather personal belongings 2 Proceed with class to the established gathering point 3 Report to the emergency staff assigned to supervise the gathering point 4 Wait with class at the gathering point until given further instructions by the appropriate emergency personnel IN THE EVENT OF A COMMAND TO LOCK DOWN 1 Close all doors and lock if possible 2 Close all blinds and drapes 3 Turn off any unnecessary equipment 4 Keep everyone away from all windows 5 Instruct students to remain as quiet as possible 6 Do not allow anyone to leave until notified by emergency personnel 7 Ask students to turn cell phones off to free up frequencies for emergency personnel IN THE EVENT OF A COMMAND TO CREATE SHELTER IN PLACE Follow all steps identified for a lock down Additionally ensure that all ventilation is either closed or shut down Physics 2B Lab Guidelines Introduction The laboratory serves two purposes F
4. of the main byways of physics knowledge Integrate abstract concepts from lecture objectives listed below into their concrete applications through experimentation Demonstrate a basic understanding of the standard instruments used in measuring and observing phenomena involving concepts in thermodynamics waves optics and modern physics Explain the difference between precision and accuracy Express characterize and communicate the effect of experimental error on measured values Manipulate data and apply quantitative techniques such as graphing and statistical analysis Interpret the graphical representation of data Evaluate the validity of experimental data Identify environmental factors that affect the integrity of experimental data or observations Demonstrate proficiency in using computers for the collection analysis and graphical display of data Exhibit cooperative skills in the collection and analysis data 12 Develop clear cogent reporting of experimental design observations analysis and conclusions in a variety of formats ranging from informal discussion and oral presentations to formal laboratory papers and reports that adhere to accepted guidelines for formal presentation Lecture Objectives Sound The students will be able to 1 2 3 4 Describe the characteristics of sound waves in terms of frequency Understand the general physical characteristics that determine the speed of sound in a fluid a
5. on the capacitance and calculate the increase in capacitance given the dielectric constant oN NO OV E Electric Current The students will be able to 1 Define electric current and conceptually understand the microscopic model of electron flow 2 Measure the current in circuits and the voltages across the elements in the circuit 3 Define and explain resistance resistivity and what is meant by Ohm s Law Direct Current DC Circuits The students will be able to 1 Describe and explain sources of emf 2 Calculate the equivalent resistance for parallel and series connections of resistors 3 Describe and explain Kirchhoff s rules 4 Analyze and explain the behavior of RC circuits Magnetism The students will be able to 1 Describe and explain magnets and magnetic fields 2 Solve problems involving magnetic forces on current carrying conductors 3 Describe explain and calculate the torque on a current loop and use to explain the electric motor 4 Describe explain and calculate the magnetic field due to a long straight wire current loops and solenoids 5 6 Describe and explain Ampere s Law Calculate the magnetic force between parallel conductors Induced Voltages and Inductance The students will be able to 1 2 3 4 5 Describe and explain a Induced electromotive force emf and magnetic flux b Faraday s Law of induction c Motional emf d Lenz s Law Apply the concepts in number
6. Inform your instructor immediately if you have any problems with procedure or equipment 6 Computers and printers are to be used for assigned physics projects only 7 Reports complete and stapled are due at the beginning of discussion section on due date even if you cannot attend that session You can always turn it in before the due date in my office by email or by fax 8 The sizes of the lab groups are to be determined by the instructor Observing other lab groups is in general not allowed 9 You must attend your assigned discussion section Any changes must be pre approved by your instructor Students that miss three lab meetings will be automatically dropped from the course 10 Lab reports must reflect your individual efforts Any evidence to the contrary could result in the loss of credit for all reports 11 Do not touch any equipment that is not directly related to your equipment Unauthorized experiments are strictly forbidden 12 Analyze your data as soon as possible to allow time to repeat data collection if unsatisfactory results are obtained RONS Lab Quizzes Pre lab and post lab quizzes will be administered as the need arises The pre lab and post lab quizzes are worth 10 points Lab Reports Each lab report will be worth 20 points There will be an automatic 5 point deduction if the lab is turned in by 5 00 PM on the due date and a 5 point deduction per day thereafter For example if a report is t
7. Oct 15 18 Oct 22 25 Oct 29 Nov 1 Nov 5 8 Nov 12 15 Nov 19 22 Nov 26 29 Dec 3 6 The instructor reserves the right to make modifications to this list Monday Intro to Course Simple Harmonic Motion Read 13 1 13 6 Properties of Sound Read 14 1 14 5 HOLIDAY Intro amp Electric Forces Read 15 1 15 3 Electric Fields Read 15 3 15 6 Capacitance Read 16 6 16 10 RC Circuits and AC Current Read 18 5 18 8 amp 21 1 Unit 2 Questions Due by 5PM EXAM 2 Faraday s Law and Lenz s Law Read 20 1 20 4 Electromagnetic Waves Read 21 8 21 13 Unit 3 Questions Due by 5PM Reflection and Refraction Read 22 1 22 7 Lenses Read 23 4 23 7 HOLIDAY EXAM 4 Relativity Read 26 5 25 6 Nuclear Physics Read 29 4 29 6 Reading Assignments and Tentative Lecture Schedule Wednesday Properties of Waves Read 13 7 13 11 Behavior of Sound Waves Read 14 6 14 9 Behavior of Sound Waves Read 14 9 14 13 Unit 1 Questions Due by 5PM EXAM 1 Electrical Energy Read 16 1 16 5 Ohm s Law amp Series Parallel Circuits Read 17 1 17 8 Magnetic Fields Read 19 1 19 5 Sources of Magnetic Fields Read 19 6 19 10 Applications of Faraday s Law Read 20 5 EXAM 3 Mirrors Read 23 1 23 3 Wave Optics Interference Read 24 1 24 4 Wave Optics Diffraction Read 24 5 24 9 Unit 4 Questions Due by 5PM Relativity Read 26 1 26 4 Nuclear Physics Read 29 1 29 3 FINAL EXAM Physics 2B Tentative Labora
8. Physics 2B Sierra College Rocklin Department of Physics Syllabus for Physics 2A B General Physics Instructor Dr Dominic Calabrese Room S107A Contact Info By phone at 660 7952 or by email at dcalabrese sierracollege edu do not use Webassign Message Board to contact instructor Class Time Lecture TTh 9 30 10 50 AM Lab W 11 15 12 20PM or W 12 30 1 35PM Office Hours TBA Web Site http physics sierracollege edu people html Please check the website at least once or twice a week Students are solely responsible for understanding all items described in this syllabus Any questions regarding the syllabus should be directed to the instructor immediately The instructor assumes the student will commit a reasonable amount time and energy in order to succeed in this course This means that students are responsible for their success in this course Please don t be intimidated by the length of this syllabus It was written for your benefit Description Physics 2B is the second in a sequence of two introductory general physics courses for non physical science majors Physics 2B is geared toward students in the health and life sciences Therefore the instructor will try to present some examples of the applications of physics in the life and health sciences and in everyday life The topical content of this course is typically sound electricity and magnetism geometric and wave optics and modern physics Note Physics 2A is a prerequisit
9. actical laboratory techniques The lab portion lab reports amp quizzes of this course will count as 20 of course grade Additional details about the laboratory portion of the course are available in a separate handout All lab reports are expected to be turned in on time otherwise there will be an automatic 5 point deduction for reports that are turned in by 5 00 PM on the due date and a 5 point deduction per weekday thereafter For example if a report is turned in one week late the maximum number of points possible is negative 10 points A minimum laboratory grade of 50 is required in order to pass the course Exams Four equally weighted exams will be administered during regular class time The exams provide the student an opportunity to show the instructor his her overall comprehension of course material Exams will mainly consist of problems related to in class examples homework and textbook problems it pays to work on additional textbook problems However students must also be prepared to answer a few conceptual questions An equation sheet will be provided for the exam The four exams will constitute 48 of the course grade The lowest exam score can be replaced with the final exam score The exams dates are SET and are as follows September 12 October 8 October 24 and November 19 No make up exams will be allowed on the first missed exam If an exam is missed it will be replaced with the final exam score The student that misses a
10. any material covered during the lecture Due to time constraints questions on homework will be strictly limited to the first ten minutes of class If additional help is required please consult the instructor during office hours or by appointment The laboratory serves two purposes First it is used to integrate abstract physical concepts discussed in class with it applications in the real world This is an important way to help students to better understand concepts such as Newton s Second Law conservation of energy and momentum and Faraday s law Moreover it gives the student a well rounded understanding of physics The second purpose of the laboratory is to introduce the student to scientific investigation As a Physics 2B result scientific investigations provides the student an opportunity to handle laboratory equipment and helps her or him develop an appreciation for the care tedium and persistence required to make precise and accurate measurements of physical quantities in the real world Scientific investigations also help each student develop or improve analytical and critical thinking skills Course Requirements 1 Homework Homework will be assigned for each chapter that is covered in the course Homework is based upon a web based package called WebAssign worksheets and multiple choice conceptual questions Webassign homework and Unit 1 4 Conceptual Questions will be worth 20 points the lowest grade will be d
11. d to create a Webassign account if you are new to Webassign Then enter your preferred used name and a password Fill in the required student information too Finally click Create my Account Each time you log into Webassign you will need to enter your the following Example student named John Doe with password 1234 Username jdoe Institution sierracollege Password 1234 this will be masked as asterisks on the web page Once you are logged in follow the on screen directions to complete the registration procedure using your Student Access Card which you purchased at the Bookstore When you enter your access code according to the directions do not enter the hyphen or dash For example if your access code is AT5671 4388 then enter AT56714388 into the box Remember to change your password After logging in you will see a change password link in the top toolbar Click this enter your old password and your new password twice and click submit You now have a secret password that only you know Do not share this with anyone If you forget your password see your instructor Technical Support After you log in notice that under Student Resources upper left there is a Technical Support link You can follow this to the Student Manual which is a complete student user s manual that you are invited to study If Webassign marked you wrong again did you remember to 1 Use only 3 significant figures Webassign acce
12. describe images formed by thin lenses Wave Optics The students will be able to Or Bee NO Use the principle of interference to describe and explain Young s Double Slit experiment Describe and explain phase changes due to reflection Describe and explain thin film interference Describe and explain diffraction single slit diffraction and the diffraction grating Describe and explain polarization and the variety of ways to achieve it Optical Instruments The students will be able to 1 Describe and explain selected of the following g 9 a05M The simple magnifier The compound microscope The camera The telescope The eye The Michelson interferometer Resolution of single slit or circular apertures Modern Physics The students will be able to 1 Distinguish between the physical aspects of classical physics and modern physics 2 Describe and explain selected topics in modern physics can Atte ption st 1 time WebAssign users look here If you are in Physics 4A C 2A or 2B you will be required to complete your homework assignments using an online service called WebAssign It provides a number of advantages for completing these assignments such as creating a unique set of problems for each and every student by modulating the problem s data To log in the first time go to http www webassign net click I have a class key type in the class key sierracollege 7926 4464 and select I nee
13. e for this course It is important that the student has very good command of the fundamentals of arithmetic algebra and trigonometry Rationale The purpose of this course is to help students understand important aspects of the physical world By understand two things are implied 1 When perceiving a phenomenon understanding is achieved when the student is able to say I see how this works In other words the student should be able to identify causes in order to relate them to each other and to their inevitable consequences effects 2 The second meaning which is much more pragmatic is that the student must be able to solve problems This involves translating words into equations and then manipulating them mathematically Note To demonstrate an understanding of physics concepts does not imply that the student can regurgitate the instructor s lectures on an exam It implies that the student can solve problems by applying relevant physical principles discussed in the textbook and in lectures There are two principal reasons why students elect courses in General Physics The first one albeit ideal is that they really enjoy it and are pleased to understand how things work Moreover it satisfies their intellectual curiosity about the physical aspect of nature The second reason is that they need it for career preparation Students preparing to enter the health fields science or engineering need to know some physics Phys
14. ending class Grading The conversion of numerical grades to letter grades can be established only approximately in advance The instructor believes that exams should challenge the A student A good approximation for this course is the following 89 100 A 76 88 B 61 75 C 60 50 D lt 50 F Students are not entitled a particular letter grade unless he she has earned it In solving homework and exam problems your method of approach or reasoning is as important as your ability to get the correct answer Always show your work Partial credit will be given for responses that fall short of perfection Each student s course grade will be calculated by the following formula 1 5 H G 2 L G 1 7 F E G 4 8E G 10 where H G is the homework grade percentage L G the lab grade percentage F E G the final exam grade percentage and E G exam grade percentage of all three exams For example if the Homework and Lab averages are 85 while the exam and final exam averages are 45 the overall course average is 61 which is a low C grade A student cannot get an A in the class if his her laboratory grade percentage is less than 70 Students with a laboratory grade percentage less than 50 automatically fail the course Students that miss three lab meetings will be automatically dropped from the course Physics 2B Aug 20 23 Aug 27 30 Sept 3 6 Sept 10 13 Sept 17 20 Sept 24 27 Oct 1 4 Oct 8 11
15. ics articulates important concepts that Physics 2B relate them in ways that require skills of analysis and synthesis It is uniquely able to do this since it is the most theoretically structured branch of science In fact the skills of analysis and synthesis are important to all students regardless of their major Two often asked questions about physics are 1 Is physics difficult and 2 Does it require much work Students generally answer both these questions with a resounding yes Many often spend more time on their physics course than on any others they may be taking at the time It does require time and effort to master the skills in understanding the physical aspect nature If one is to develop mastery of this science the time and effort involved are comparable to those which must be devoted to learning how to play sport or a musical instrument practice practice practice both of which require dedication and determination Students who do well in physics usually spend 15 22 hours or so per week reading the textbook and solving problems In this course problem solving will be the most beneficial method of mastering concepts The student should understand that physics is a cumulative subject Generally each new topic or chapter that will be covered requires reasonable mastery of what preceded it Reasonable mastery of each topic comes slowly The student must be patient Anyone who demands instant gratification will undoubtedl
16. irst it is used to integrate abstract physical concepts discussed in class with it applications in the real world This is an important way to help students to better understand concepts such as Newton s Second Law conservation of energy and momentum and Faraday s law Moreover it gives the student a well rounded understanding of physics The second purpose of the laboratory is to introduce the student to scientific investigation As a result scientific investigations provides the student an opportunity to handle laboratory equipment and helps her or him develop an appreciation for the care tedium and persistence required to make precise and accurate measurements of physical quantities in the real world Scientific investigations also help each student develop or improve analytical and critical thinking skills do hope the analytical and critical thinking skills gained in the course will become an asset in your future endeavors Lab Expectations Rules of Conduct For your safety the safety of others and for common courtesy there are several rules you must adhere to when working in the lab They are Come to lab at the time you sign up for on the sheet posted in S 107 Keep noise level low No open food or drink is allowed in the lab or lab discussions Use equipment in a safe and careful manner Always be informed of any danger before beginning If in doubt ask before proceeding Please leave equipment in good order 5
17. ks in the margins or on the backside of your reports The longer it takes the instructor to read decipher what you have written the lower the score you will receive You must adhere to several guidelines when writing a lab report Your lab report grade will in part be based on adherence of these guidelines All reports must be representative of your own work The graphs drawings the Theory section the Analysis section answers to questions and the conclusion must reflect the student s individual effort otherwise points will be deducted The penalty for a plagiarized lab report is a grade of zero points Students caught fudging data will receive zero points for their lab report Please refer to the Sierra College Student Handbook Data If a data run yields very bad results please write a summary at the end of your report to explain these errors less points will be deducted if you do this Never ever ever ascribe poor results to human error automatic 2 point deduction since you have the experimental procedure on paper The term human error implies you don t know what you are doing Do not use see attached sheets unless you need additional space to present data to the instructor If additional sheets are required the additional sheets must have the same format which means that if it is written on a word processor the attached sheets must be typed on a word processor as the laboratory report and
18. must be attached with the data section do not attach additional data sheets at the end of the report Summary In some lab reports you will be asked to write a summary or conclusion of your results All summaries 17 must include an explanation of each new concept pertaining to the experiment a statement of the experimental procedure and the corresponding results Some experiments will require you to compare an accepted or theoretical value to your result In such cases indicate possible reasons for any discrepancies Please indicate and discuss any curious or interesting observations you made Also one needs to answer and discuss the question were the goals of the experiment achieved or did the results agree with the hypothesis Your summary should be at least 50 words in length Graphs In some lab reports you will be required to plot data on a graph by hand In others you will plot data using computer software In either case all graphs must have a your name a title centered at the top of the graph and labels includin roper units for the horizontal abscissa and vertical ordinate axes If data is plotted by hand on graph paper observe the following rules 1 Use ruled mm graph paper graph paper type 12188 is available in the bookstore 2 Always use separate sheets of graph paper for each graph 3 Use a ruler to draw the horizontal and vertical axes for the graph prefer the use of pencils to pen on g
19. nd in a solid and solve problems for the speed of sound under varying circumstances Define intensity and intensity level and calculate how they vary with distance Describe the Doppler Effect and apply the equations to solve for changes in wavelength and frequency of a wave as the motion of the observer and or source change Apply the principle of interference to sound waves to explain the variation in loudness relative to the position with respect to two sources Describe the circumstances that lead to standing waves Be able to sketch the first several harmonics of standing waves on strings and in air columns under varying boundary conditions Solve problems involving standing waves Describe forced vibrations and resonance Use the principle of interference to describe the phenomena of beats Be able to calculate the beat frequency Describe sound quality and how it determines the tones coming from musical instruments Describe how the ear interacts with a sound wave to produce sound Specifically be able to describe the structures of the ear that are involved in transforming a wave into the physiological phenomena of sound Electric Forces and Fields The students will be able to 1 Be able to describe and explain the following physical properties of charge a Positive and negative charges and their origin b Forces of attraction and repulsion between charges c Charging by induction and conduction d Insulators and conductors 2
20. ontinue If you do accidentally submit a blank WebAssign for grading it is possible to retrieve previous submissions by going to Review All Submissions From this record you can find the most complete last submission to get all your correct answers which would then have to be re entered in a new submission Physics Computers First time Log In The Physics Laboratory S 107 combined has several computers They are all connected to a network under the Physics Domain When you log in for the first time to the network you should provide a Username and a Password The Username will be your first initial of your first name followed by your last name and the Password will be the last four digits of your Student ID number You can keep the original password or change it to a new one after your first log in Because everyone s user profile resides on the Physics Server each student has a unique profile your desktop settings your program configurations etc regardless of which computer is used Because your profile is unique you can change it over time However some items in your profile must be set and configured immediately Please follow the instructions below the first time you log in If you need assistance see your instructor a Physics Tutor or Ms Shang 1 Install network printers Click Start on your desktop and choose Printers and faxes gt Add a printer gt A network printer Select Find a printe
21. ort reflects your individual work You do not change format in your report Your report is complete The possibility to get a score of 20 will depend on your ability to write a neat report correctly answer pertinent questions obtain accurate results and write a good summary A perfect score of 20 implies that the instructor cannot find anything that requires correction Syllabus Affidavit Please place your initials after each statement 1 completely understand the grading policy for this course understand that the grade receive is the grade earn Furthermore recognize that should not embarrass myself by groveling for extra points at the end of the semester to get the grade want instead of the grade earned completely understand the grading policy for this course understand the homework policy understand that if miss three lab meetings will be automatically dropped from the course students that leave lab meetings early are counted as absent have read and understand the attendance policy described in the syllabus also understand that vacations should be planned around all exams have read and understand the course requirements and exam policy listed in the syllabus Bif my lab average is below 50 understand that will receive a zero grade for academic misconduct if cheat on exams quizzes or laboratory reports Furthermore understand that zero grades on e
22. pts your answer with 1 uncertainty 2 Use scientific notation if the number is very small or very large When using scientific notation use the letter e or E Example 11 400 1 14e4 1 14E4 2 590 000 2 59e6 2 59E6 0 00000569 5 69e 6 5 69E 6 3 Enter the correct sign on your answer if it is positive leave it out and if it is negative use Example 11 400 enter 1 14e4 11 400 enter 1 14e4 4 Enter your answer with the correct units 5 Use the correct magnitude for your answer when the units are specified Example 1 120 N 1 12 KN kilonewtons 5 230 000 N 5 23 MN meganewtons 6 Coordinate directions are arbitrary for vector quantities You may have selected a coordinate system different than WebAssign For one dimensional problems for example if your answer is marked wrong try changing the sign on your answer and resubmitting Saving Unfinished Assignments If you are unable to complete the assignment in one sitting it is necessary that you save your work Unlike a word document that can be saved through the file menu a WebAssign is saved through the grading process Before leaving your assignment you must Submit for Grading This submission records your work allowing you to return exactly where you left off Upon returning to WebAssign in order to retrieve that which was submitted in your previous session you must then go to Review Last Submission in order to retrieve your work to c
23. r in the directory and click Next Click Find Now button in Find Printers window and select HPLaserJ8000_ S105 Students for the print located in Tutor room S 105 and HPLaserJ2430_S107_ Students for the print located in Lab room S 107 and then click OK and Finish 2 Save your files on Physics Server e Find your folder on Physics Server Click the shortcut Student Folder on Physics 1 on your desktop select your class folder e g Physics2A gt your folder with your username gt create a shortcut of your folder on your desktop e Save all your files into this folder 3 Miscellaneous e Change your desktop to classic window if you prefer Right click anywhere on the Task Bar bottom of the desktop and choose Properties click Start Menu button and select Classic Start menu and click OK e Screen Saver Right click anywhere on the desktop choose Properties click Screen Saver pick a screen you like set waiting time to 10 minutes and click OK e Don t forget to save your file and log off Because computers will sometimes malfunction we highly recommend that you save your work periodically And be sure to log off the computer when you leave if you don t want other people to mess up your settings or access your files CLASSROOM EMERGENCY PROCEDURES ROCKLIN CAMPUS Faculty members are responsible for the safety and well being of s
24. raphs 4 Since we will generally be interested in evaluating linear relationships y mx b between variables calibrate each axis so that the range of data covers the entire length of the axis Use a convenient and of course uniform scale such as 1 0 unit per division not 1 03 units per division 5 Plot each data point as precisely as possible Each data point should be plotted as a dot surrounded by a circle square or triangle that shows where the point is located even if the dot is obscured by the curve drawn through it 6 Draw a line that best fits your data do not connect the dots As a rule of thumb a good fit to data that has some scatter it should have as many points above the line as below it If the data has little or no scatter you best fit to your data should go through the data points If the relationship between the variables is not linear do not draw a line between the point until a relationship between then is determine In such case a procedure to determine the relationship will be outlined in class 7 To find the slope of the line when the relationship between two variables is linear pick two points and identify their coordinates on the graph at the extremes of the line draw a light vertical line through one point and a light horizontal line through the other The intersection between the two lines will be at right angles The slope of the line m is the difference in the vertical coordinates of the chosen data points di
25. ropped All other homework assignments will be worth 10 points The overall homework grade percentage will be determined by adding the total number of homework and quiz points see 2 earned dividing it into the maximum possible points Homework and quizzes see 2 will constitute 15 of the course grade WebAssign is a web based package that allows the student to do textbook problems with instant feedback Since Webassign homework is done online students will not turn in these assignments on paper The program grades each homework assignment at the click of a button Each student will be given a certain number of attempts to maximize their grade on a homework assignment The final grade on an assignment will be emailed to the instructor NO late homework will be accepted Quizzes During the semester short quizzes 10 minutes long will be administered to ensure students are reading the textbook and keeping up with the lectures All quizzes are closed book Quizzes are worth 10 points The lowest quiz see below grade will be dropped Absolutely no makeup quizzes are allowed Quizzes will only be administered during class Labs An important part of any Physics course is the laboratory During the semester each student will perform laboratory experiments that integrate abstract ideas presented in class with concrete examples of physical phenomena The lab is intended to help the student to better understand course material while learning pr
26. second exam should consider dropping the course Final The Final exam will be the student s opportunity to show the instructor what he she has learned during the entire semester It is a comprehensive exam The Final exam will constitute 17 of the course grade The Final exam will be held on Wednesday December 5 The Physics 2B instructor will only excuse absences that are deemed acceptable by Sierra College Otherwise no make up exam will be given vacations are not an excusable absence The make up exam will usually consists of problems that are different and sometimes harder from those that were administered to the rest of the class 6 Class Participation The goal in each lecture is to have a lively discussion of physics concepts Students are always encouraged to ask questions relevant to the lecture Class participation involves 1 attendance and 2 participation in dialogue relevant to the lecture Classroom participation will be used as a one of the considerations for borderline grades At the beginning of each lecture a copy of the official roll sheet will be passed around for each student to initial Remember students not attending lecture can t participate The instructor is legally entitled to drop students without notice for excessive absences If a student s work schedule conflicts with the course the student should consider dropping the course The instructor will not drop a student from the course if he she stops att
27. the report 2 points maximum Format staple no pencil title page organization neatness clarity and spelling 20 points maximum Units correct units 4 points maximum Data correct and complete 20 points maximum Calculations correct and complete show formulas used and include units 10 points maximum Individual effort variable for example five points will be deducted if you worked in groups of four or more without the instructor s consent Points will be deducted if the instructor believes the student has not read the lab before performing the experiment Mandatory 20 point deduction for cheating On Time 1 to 20 point deduction 5 pts if you re 5 min late to class Accuracy of results 3 points maximum Attachments calculation sheet 2 points maximum per attachment or sample calculation Experiment Summary or Conclusion 4 points maximum if applicable Graphs labels title curve fit sizing 4 points maximum per graph Others mistakes not covered above questions theory completeness You will be guaranteed a score of no less than 15 if all of the following conditions are met sa o2a0T D You turn in the report on time at the beginning of class on the due date All calculations and analysis are correct Your sample calculations when asked to show them are turned in Your report is typed with little or no format errors You followed the experimental procedure correctly Your rep
28. tors are not allowed during exams Only scientific calculators are allowed We can supply them during an exam upon request There must be an empty seat between you and the person to your right and the person to your left There will be a 10 deduction for students that refuse to turn in their exams when asked to do so at the end of class Extra time beyond class time will not be allowed on any exams Students not adhering to these policies will be considered as cheating on the exam Students caught cheating on an exam will receive a zero Students caught cheating on an exam will not be allowed replace their lowest exam grade with their final exam score Cell phones that are not stored away can be construed as cheating Show your work on non multiple choice problems NO WORK NO CREDIT Students are encouraged to only bring pencils or pens on exam days Course Objectives A thorough understanding of physics requires the student to evaluate data and synthesize ideas to solve conceptual and numerical problems The list of objectives below is intended to assist the student in this endeavor Laboratory Objectives The objectives listed below are aligned with the goals for introductory laboratories developed by the Executive Board of the American Association of Physics in 1997 http Awww aapt org policy Thus students are expected to 1 2 Soone Recognize the importance of experimental evidence as one
29. tory Schedule Week Aug 20 23 Aug 27 30 Sept 3 6 Sept 10 13 Sept 17 20 Sept 24 27 Oct 1 4 Oct 8 11 Oct 15 18 Oct 22 25 Oct 29 Nov 1 Nov 5 8 Nov 12 15 Nov 19 22 Nov 26 29 Dec 3 6 Scheduled Activity Oscillatory Motion due in two weeks Damped Harmonic Motion Presentation Properties of Sound due in two weeks Questions Regarding Exam 1 Properties of Sound due the following week Ohm s Law Lecture Read 17 1 17 4 amp Multi Meter Quiz due in two weeks Multi meter Quiz due in one week Capacitor Lab due the following week Questions Regarding Exam 2 Ohm s Law due the following weeks DC Circuits due the following week Questions Regarding Exam 3 Magnetic Force due the following week Electromagnetic Induction due the following week Optical Instruments Lecture Optics of the Eye due in two weeks Optics of the Eye due the following week Questions Regarding Exam 4 Diffraction due in two weeks Final Exam Overview Nuclear Energy Lecture Read 30 1 30 3 No Lab Preparation for Final Exam Physics 2B 8 EXAM POLICY All backpacks purses and similar items must be placed on the floor and must be closed Hats must be stored in a backpack or placed on the floor No electronic devices This includes items such as Laptops Cell phones PDAs IPods Walkmans Such items must be turned off and placed in a purse or backpack Programmable or Graphing calcula
30. tudents during scheduled instructional activities It is expected that each semester faculty will notify their students of Sierra College emergency procedures both verbally and in the course syllabus If an emergency occurs in the immediate area faculty should to contact Police Services at Extension 1111 from any on campus phone or emergency phone or 624 3333 and press 1 1111 from an outside line In the event of a campus emergency lines of authority may change Faculty will be expected to follow the direction of those who have been placed in charge of specific functions relating to the emergency Faculty will be contacted as appropriate regarding the situation and given instructions on further actions needed IMPORTANCE OF ATTENDANCE DOCUMENTATION In the event of an emergency it is vital to be able to account for the whereabouts of all students faculty and staff Faculty who take attendance should keep rosters with them and turn them over to the appropriate authority upon demand Faculty who do not regularly take attendance should work with students to develop a buddy system or some other method of accounting for all of the students in the section FIRST CLASS MEETING 1 Review emergency exits for the room and building Review location of nearest emergency phone Identify building evacuation gathering point s Notify students that if more than one building is being evacuated the primary gathering point is the theatre with the
31. urned in one week late the maximum number of points possible is negative 10 points Each report up is self contained For the most part you will be filling in the blanks or data tables answering pertinent questions and in some cases writing a summary of your experimental results in the lab handout You are free to change the format of the report as long as you include an introductory paragraph and other pertinent materials data tables graphs calculations answers to questions and sometimes a summary Lab reports can be handwritten please write legibly typed on a word processor or the computer based laboratory software Do not turn in a report that is partly typed and partly handwritten three points will be automatically deducted Do not change format in the middle of your report three points will be automatically deducted Handwritten reports must be typed or neatly written in blue or black ink The maximum point total for a typed report is 20 points while the maximum point total for a handwritten report is 16 Do not make any unnecessary marks or scratch outs on your reports If required use Whiteout Ten points will be deducted for any report written in pencil Five points will be deducted if any part of the report is written in pencil You must treat your report as if you were to giving it to your supervisor at work Remember your supervisor will only accept a report that looks professional Please do not make any unnecessary mar
32. vided by the difference in the horizontal coordinates of the chosen points The y intercept b is the point in which the best fit line crosses the vertical axis You are allowed to show your slope calculation on the graph 8 All of the data we will analyze will have a consistent relationship between the variables linear parabola log efc If your data is not consistent determine a possible reason why the data was bad and record it in your lab report In such cases you will need to collect additional data Remember graphs are not only used to observe systematic trends but they also serve to reduce the inherent error in your data If data is plotted using software e g DataStudio Graphical Analysis Excel or Quatro Pro 1 See item 7 and 8 above if you are told to determine the slope of the data by hand Otherwise use the statistical analysis options of the software Drawings All hand drawn figures diagrams and sketches require a ruler compass French curve etc You can hand draw figures even if you are writing your report on a word processor this will not constitute a change of format as long you use a ruler compass French curve etc You can t use 18 a pencil for drawings Pencil is only allowed for special circumstances to be determined by the instructor Grading Criteria Points will be deducted from your lab reports for infractions of the following Significant figures rules followed correctly throughout
33. xams due academic misconduct cannot be replaced with the final exam score understand that there are no make ups for the first missed exam no matter how extreme the circumstance 10 1 have read and understand the topical content of this course 11 1 understand that it is my responsibility to understand the terms described in this syllabus 12 understand that if disregard item 1 in this affidavit and grovel for points at the end of the semester will lose the bonus the points received by signing this form 13 Sign and Date 14 Print Name Clearly You will receive five extra credit points toward your final grade if you have read the syllabus and have signed and returned this form 20
34. y experience frustration Please allot plenty of time when studying each new topic What is meant by reasonable mastery In one sense it means that the student should develop an appreciation of the inductive process whereby one proceeds from very specific phenomena in many cases common experience to the formulation of general laws In another sense it involves the application of general principles to solve specific problems deductive reasoning The student should have a basic understanding how the laws of physics were formulated and how to apply them to problems of the real world Required and Optional Materials Text College Physics required by Serway Faughn and Vuille 9 ed 2012 ISBN 13 9781111572075 Physics Now Optional but highly recommended It s a website with practice problems and quizzes login code is on inside cover of textbook Student Study Guide and Solution Manual Optional but highly recommended by Gordon Teague and Serway 2012 ISBN 13 9780840068491 College Physics Schaum s Outline Series Optional but highly recommended by Bueche 9 ed 2006 ISBN 13 9780071448147 Method of Instruction Lecture Laboratory Since the textbook is verbal contains an abundance of information it is important that the student carefully study the materials discussed in the textbook Lectures will be asummary of the materials presented in the textbook Students are strongly encouraged to ask questions on
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