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COLLEGE OF SCIENCE DEPARTMENT OF PHYSICS AND ASTRONOMY InstructorInformation Instructor Telephone Email Office Officehours PHYS208,sections201-202,Spring2017 Dr.Rogachev 979.845.1411 [email protected](pleasestartsubjectlinewithPHYS208) CYCL336 MW11:00-12:00,orbyappointment CourseMeetingTimesandLocations Lecture MW4:10-5:25pminMPHY213 Exam1 MFeb13at7:15pm Exam2 MMar06at7:15pm Exam3 MApr10at7:15pm ComprehensiveExam FApr28at7:15pm SeeattachedLabScheduleforthesection-specificlocations/timesoftherecitationsandlabs CourseDescriptionandCourseObjectives Electricity&Magnetismforstudentsinscienceandengineering.Thisisthesecondsemesterofatwo-semester sequenceinintroductoryphysics.Topicsincludematerialcoveredinchapters21-32ofthetextbook,“University Physics”(seeTextandRequiredMaterialsbelow). Knowledgetogain:Understandingofmaterialcoveredinchapters21-32ofthetextbook,UniversityPhysics. Skillstogain:Abilitytoworkthroughcomplexproblems. SeeattachedlistofLearningObjectives. Pre-Requisites: PHYS218andMATH151or171. Youmusthaveaworkingknowledgeofplanegeometry,trigonometry,andalgebra.Youwillalsobeexpectedtohave aworkingknowledgeofderivativesandintegrals,andbeproficientintheuseofvectors(addition,subtraction,dot andcrossproducts). Co-Requisite:MATH152or172. TextandRequiredMaterials: Thetextis“UniversityPhysics",14thed.,YoungandFreedman,vol.2,stockedinthebookstore,orseetheweb-page forotherversionsthatwouldsuffice.Lookforbundled“ModifiedMasteringPhysics”access,oryoumustpurchase accesstothissiteseparately.AlsoyouwillneedtopurchaseanaccesscodeforWebAssignforthelabsand FlipItPhysicsfortheprelectures.Finally,youmusthavean“iClicker”forthelectures. Youalsoshouldhaveapocketcalculatorcapableofcalculatingarithmeticandtrigonometricfunctionsforhomework. Pre-Lectures:PHYS208lecturesfollowa“flippedcourse”model,andaspartofthatweareusingapre-lecture systemhostedontheonlineFlipItPhysicssite.PleaseenteryourUINforyour‘uniqueidentifier’whenregistering,to ensurethatyougetcreditforyourwork.Youarerequiredtoviewtheprelectures(narratedslidesincludingafew onlinequestions)aheadofthelectures,andthelectureswillincludequizzestoseeifyouhavegainedabasic understanding.Theremainderofthelecturecanthenfocusmoreonproblem-solving.TheFlipItPhysicssitealso includes“Checkpoints”followingmostpre-lectures,whichareshortquizzestotestforunderstanding.Thecourse codeforthiscourseis:RogSpring2017. LecturesandClickers:TheiClickerswillbeusedforin-classconceptualtestingandpolling.Toencourageclass participation,creditforiClickerswillbebasedinpartonparticipation,aswellasadditionalpointsbasedoncorrect answers.Fullparticipationcreditallowsfor3“freedrops”(missedclasses),toavoidcomplicatedaccountingfor excusedabsences.Togainparticipationcredityoumustpre-registeryourdevice,andanswerallofthequestionsin class.Cheatingbybringingafriend’sclickerisaviolationoftheAggieHonorCode,andwillresultinlossofallclicker points,andpossibledisciplinaryaction. ToregistertheiClicker,gotohttp://www.iclicker.com/support/registeryourclicker/,andenteryourfirstandlast names(sameasonyourTAMUID),thentheTAMUUIN,thenthe"RemoteID"codefromthebackofyouriClicker.(It canalsobefoundontheLCDscreenuponpoweringuptheremote.)Technicalproblemswiththeclickerswilllikely needtobeaddressedtothesupportpeopleaticlicker.com. HonorsActivities:Studentsinthehonorsectionswillhaveadditionalchallengingassignmentsandextra opportunitiestoearncreditduringlectures. Laboratory:TheLabisapartofthiscourse,nottreatedasaseparategrade.However,theLabpartofthecourse mustbepassedseparatelytopassthecourse.InordertopasstheLabpartofthecourse,attendanceatallLabsis required(withonemake-upLabavailable).TheLabScheduleisonaseparatepage,andpostedontheweb-page.The labs,alongwithpre-labandpost-labassignments,willbeobtainedthroughtheonlineWebAssignpackage.Notethat althoughwedonothaveaLabscheduledeachweek,youareexpectedtoattendbothRecitationandLabeachweek forfullcredit.Missingthelabpartwillresultinzerocreditfortherecitationquizofthatweek. Exams:Wewillhave4commoneveningexams(3“midterm”examsand1“comprehensive”exam).Thecommon examsaretheextraeveningsessionsincludedinthecourseschedulewhenyouregistered.Theseexamsstartat7:15 PM.Thethreemidtermexamsareexpectedtolast75minutes,andthecomprehensiveexamisexpectedtolast120 minutes.ThedatesarelistedaboveinCourseMeetingTimesandLocations.Thelocationsforeachexamwillbe announcedinclass.Examsgenerallyconsistofproblemssimilarincontentanddifficultytothehomework,andthey areexpectedtoincludebothmultiple-choiceandfree-responsequestions. Formulasheetswillbeprovidedforeachexam. Absences: IfyoumissanexamduetoanauthorizedexcusedabsenceasoutlinedintheUniversityRegulations,youshould attempttocontactmepriortotheexam,butnolaterthanthenextclassmeetingfollowingthemissedexamto arrangeforamakeupexam.Withanofficialexcuse,themissedexamscorewilllikelybereplacedbythemakeup examscore.Note:Fewconditionsqualifyasanauthorizedexcusedabsence,soyoumustavoidmissingexamsexcept forextremelyseriouscircumstances. Identification:YoumustbringyourTAMUstudentIDwithyoutoallexamsforidentificationpurposes. CourseTopicsandSchedule: Week of Topic January16 Chapter21:ElectricChargeandElectricField 1/16MLKholiday January23 Chapter22:Gauss’Law January30 Chapter23:ElectricPotential February6 Chapter24:CapacitanceandDielectrics February13 ExamI(Chapters21-23) February13 Chapter25:Currents,Resistance,andElectromotiveForce February20 Chapter26:DCCircuits February27 Chapter27:MagneticFieldsandMagneticForces March6 ExamII(Chapters24-26) March6 Chapter28:SourcesofMagneticField March13 SpringBreak March20 Chapter29:ElectromagneticInduction March27 Chapter30:Inductance April3 Chapter31:AlternatingCurrent April10 ExamIII(Chapters27-30) April10 4/14ReadingDay April17 Chapter32:ElectromagneticWaves April24 Wrap-upChapter32andReview April28 ComprehensiveExam(Chapters21-32) May01,May02 SpecialTopics CourseGrade:Theoverallcoursegradeisweightedasfollows: Exams(3Midtermsand1Comprehensive)70% Laboratory6% RecitationQuizzes4% Onlinehomework6% Prelectures/Checkpointsandin-class(clickers)6%(3%Prelectures/Checkpoints+3%clickers) Honorsectionsrelatedactivity8% Total100% Theexamsaregradedbasedonlearningobjectives(listedbelow).Eachexamtestsseveraldifferentlearningobjectives andmaytestthesamelearningobjectivemorethanonce.Thegradingkeepstrackofeveryinstanceinwhichalearning objectiveistestedandwhetherinthatparticularinstancetheobjectivewasjudgedaspassedorfailed.Learning objectiveswilllikelybetestedmultipletimesacrossexams. Attheendofthesemesterachievedobjectivesarethosewhichweremarkedaspassinggreaterthanorequalto60% ofthetestedtimes.Inthecomprehensiveexams,thenumberoftimesofthetestedlearningobjectivesisweighted byafactorof2relativetothemidterms. Thefractionofachievedobjectivesattheendofthesemesteroutofthenumberoftestedobjectivesgivesthe numericalgradeinthe“Exams”portionofthetableabove. GradingScale: A:90-100 B:80-89 C:70-79 D:60-69 F:<60 HomeworkandRecitation:HomeworkassignmentsarepostedonlineontheModifiedMasteringPhysics (pearsonmylabandmastering.com)website,andyouareresponsibleforcompletingandunderstandingtheseproblems. BytheendofthefirstweekyoushouldsetupyourModifiedMasteringPhysicsaccountandcompletethefirst homeworkassignment.Whenyoufirstregister,youmustdosoviathehomeworklinkontheeCampussiteforyour PHYS208course. Youmustworktheonlineproblemsonyourown,andkeepupwiththedeadlines.Latesubmissionsareaccepted, howeverfullcreditwillnotbegiven.Thepenaltyis–3%perhourpastthedeadline.Toencouragedoingthehomework (whichisnecessarytosucceedinthecourse!),themaximumpenalty—nomatterhowlate—is–50%.Detailsaboutthe gradingpolicyforindividualhomeworkproblemscanbefoundontheonlinesite—forexample,insomecasesyouget severalattemptstokeyinthecorrectanswer,witha3%penaltyforwrongattempts. WebPages: o o o o o ecampus.tamu.edu–maincoursewebsiteforthisclass(willhavelecturenotesandgrades) physics208.physics.tamu.edu–commoncoursewebsiteforPHYS208sectionsusing“UniversityPhysics” textbook pearsonmylabandmastering.com–(Modified)MasteringPhysicsforhomeworksubmission;registerthrough ecampus.tamu.edu! www.flipitphysics.com–forpre-lecturesandcheckpoints www.webassign.net/tamu/login.html–forthelabs ADAPolicy:TheAmericanswithDisabilitiesAct(ADA)isafederalanti-discriminationstatutethatprovides comprehensivecivilrightsprotectionforpersonswithdisabilities.Amongotherthings,thislegislationrequiresthatall studentswithdisabilitiesbeguaranteedalearningenvironmentthatprovidesforreasonableaccommodationoftheir disabilities.Ifyoubelieveyouhaveadisabilityrequiringanaccommodation,pleasecontactDisabilityServices, currentlylocatedintheDisabilityServicesbuildingattheStudentServicesatWhiteCreekcomplexonwestcampusor call979-845-1637.Foradditionalinformation,visithttp://disability.tamu.edu. HonorCode:TheAggieHonorCodestates,“AnAggiedoesnotlie,cheat,orstealortoleratethosewhodo.”Further informationregardingtheHonorCouncilRulesandProceduresmaybefoundonthewebat http://aggiehonor.tamu.edu. LearningObjectives: MathematicalToolstoSolveE&MProblems 1. Beabletocomputethecomponentsofavectorinanygivencoordinatesystem 2. Beabletocomputeaddition,scalar,andvectorproductsbetweenvectors 3. Beabletosolveforanunknownquantityinasingleequationwhenpossible 4. BeabletosolveasystemofNequationswithNunknownvariables 5. Beabletotranslateverbalconstraintsintomathematicallanguage 6. Beabletodointegralsandtakederivatives ElectricChargeandCoulomb’sLaw 7. Describehowobjectsbecomeelectricallycharged 8. Articulatethepropertiesofconductorsandinsulators 9. CalculatetheelectricforcebetweenchargesusingCoulomb’sLaw 10. CalculatetheCoulombforceexertedonachargedparticlebyotherchargedparticles,usingCoulomb’sLawand Superposition 11. Calculatetheelectricfieldproducedbyapointcharge 12. Calculatetheelectricfieldduetoacollectionofpointchargesandunderstandthedistinctionbetweenelectric forceandelectricfield 13. Calculatetheelectricfieldcausedbyacontinuousdistributionofcharge 14. Beabletointerpretelectricfieldlines 15. Calculatetheforceandtorqueonanelectricdipoleduetoanexternalelectricfield,andthepotentialenergyof anelectricdipole Gauss’Law 16. Articulatetheconceptofelectricfluxandbeabletocalculatetheelectricfluxthroughasurface 17. FormulatehowGauss’Lawrelatestheelectricfluxthroughaclosedsurfacetothechargeenclosedbythe surface 18. ArticulateunderwhatconditionsGauss’Lawisusefulfordeterminingelectricfield 19. BeabletouseGauss’Lawtocalculatetheelectricfieldduetoasymmetricchargedistribution 20. Describetheelectricfieldwithinaconductorandwherethechargeislocatedonachargedconductor. ElectricPotential 21. Calculatetheelectricpotentialenergyofacollectionofcharges 22. Articulatethemeaningandsignificanceofelectricpotential 23. Calculatetheelectricpotentialthatacollectionofchargesproducesatapointinspace 24. Calculatetheelectricpotentialduetoacontinuousdistributionofcharges 25. Identifyequipotentialsurfacesfromelectricfieldlines 26. Beabletouseelectricpotentialtocalculateelectricfield CapacitanceandDielectrics 27. Identifythenatureofcapacitorsandbeabletoquantifytheirabilitytostorecharge(i.e.thecapacitance) 28. Beabletocombinethecalculationoffieldsandpotentialfunctionstoderivethecapacitanceofthethree solublesystems 29. Analyzecapacitorsconnectedinanetwork(bydeterminingequivalentcapacitanceforcapacitorsconnectedin seriesorparallel) 30. Calculatetheamountofenergystoredinacapacitor 31. Articulatehowdielectricsmakecapacitorsmoreeffective(andhowadielectricwithinachargedcapacitor becomespolarized) 32. BeabletoapplyGauss’Lawwhendielectricsarepresent Current,Resistance,andElectromotiveForce 33. Articulatetheconceptofelectriccurrentanditsrelationshiptodriftvelocity 34. Articulatethemeaningofresistivityandconductivity 35. Calculatetheresistanceofaconductorfromitsdimensionsandresistivity 36. ArticulateOhm’sLawbothintermsoftheresistivityofamaterial(themicroscopicformofOhm’sLaw)andin termsoftheresistance(macroscopicformofOhm’sLaw) 37. Articulatetheconceptofelectromotiveforce(emf)andhowemfmakesitpossibleforcurrenttoflowina circuit 38. Identifythesymbolsusedincircuitdiagrams 39. Calculateenergyandpowerinacircuit Direct-CurrentCircuits 40. Analyzecircuitswithmultipleresistorsinseriesorparallel 41. ArticulateKirchhoff’sRules 42. ApplyKirchhoff’srulestoanalyzecircuits 43. Articulatethefunctionalityofammetersandvoltmetersandunderwhatconditionstheseinstrumentsare “idealized” 44. AnalyzeR-CCircuits 45. Applyanalysisofcircuitstohouseholdwiringexamplesanddetermineconditionsformakingcircuitbreakertrip MagneticFieldandMagneticForces 46. Describehowmagnetsinteractwitheachother 47. Articulatewhatproducesamagneticfield 48. Articulatetheforceexertedbyamagneticfieldonothermovingchargesorcurrents 49. Interpretmagneticfieldlinesandcalculatemagneticfluxthroughasurface 50. Calculatethemotionofchargedparticlesinmagneticandelectricfields 51. Calculatethemagneticforceonacurrent-carryingwire 52. Calculatethetorqueonamagneticdipoleandthepotentialenergyofamagneticdipoleinanexternalmagnetic field SourcesofMagneticField 53. Calculatethemagneticfieldduetoapointchargewithconstantvelocity 54. Calculatethemagneticfieldduetoacurrent(usingBiot-SavartLaw) 55. Calculatetheforcebetweentwolongparallelconductors 56. ApplyAmpere’sLawtocalculatethemagneticfield 57. RecognizeunderwhatconditionsAmpere’sLawisusefultodeterminethemagneticfield ElectromagneticInduction 58. Beabletocalculatemagneticfluxthroughasurface 59. ArticulatehowFaraday’sLawrelatestheinducedemfinalooptothetime-derivativeofmagneticfluxthrough theloopandbeabletoapplyittocalculateinducedemf 60. ApplyLenz’sLawtodeterminethedirectionofaninducedemf 61. Calculatetheemfinducedinaconductormovingthroughamagneticfield 62. Calculatetheinducedelectricfieldgeneratedbyachangingmagneticflux 63. Articulatetheconceptofeddycurrents 64. Articulatetheconceptofdisplacementcurrentandbeabletocalculateitforachangingelectricfluxthrougha surface 65. IdentifyMaxwell’sequations Inductance 66. Calculatemutualinductanceandinducedemfduetomutualinductance 67. Articulatetheconceptofself-inductanceandbeabletorelatethemagneticfluxandcurrenttotheselfinductance 68. Calculatetheenergystoredinamagneticfield 69. AnalyzeR-Lcircuitsanddescribethetime-dependenceofthecurrent 70. AnalyzeL-Ccircuitsanddescribethetime-dependenceofthecurrent 71. Recognizethetime-dependenceofthecurrentinanL-R-Ccircuit Alternating-CurrentCircuits 72. AnalyzeanL-R-Cseriescircuitwithasinusoidalemf 73. UnderstandtheoriginofresonancesinL-R-Ccircuits(analogoustoforced,dampedharmonicoscillator) 74. Determinetheamountofpowerflowingintooroutofthealternating-currentcircuit ElectromagneticWaves 75. Articulatethekeypropertiesofelectromagneticwaves(waveistransverse,relationshipbetweenEandB,speed ofwave) 76. Beabletoreproducethewaveequationmathematicallyandarticulatethemeaningofallquantitiesinthe mathematicalformulationofsinusoidalelectromagneticplanewave. 77. UsethePoyntingvectortocalculatetheenergyandmomentumcarriedbytheelectromagneticwave