How to Solve Physics Problems - EEn

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1、HowtoUseThisBookThisbookwillteachyouhowtodophysicsproblems.Theexplanationofnotonlyhowtodoaproblembutwhywedoitacertainwayteachesyounotjustacollectionofsolvedproblems,butacollectionofmethodsthatcanbeused,modified,andbuiltupontodootherphysicsproblems.Asresearchersandteachers,weknowthatthekeytoso

2、lvingnewandchallengingproblemsiscontainedwithinthecollectionoftechniquesalreadylearnedforsolvingsimplerproblems.Seeingaproblemsolvedandknowingwhyitwasdoneinacertainmanneristhebestwaytolearnhowtosolverelated,moredifficultproblems.Thisbookisnotapresentationofeveryproblemyouaregoingtoencounteron

3、atest.Itisapresentationofthemethodsthatwehavefoundtoworkforlargegroupsofproblems.Ifyoudevelopthetechniqueswedescribeforsolvingproblemsthenyouwillknowhowtosuccessfullyattacktheproblemsyouwillencounteronthetests.Thisisthebookyoushouldhaveasareferencewhenyouaredoingyourhomeworkproblems.Itwillsho

4、wyouhowtoworktheproblemsandexplainwhytheyarebeingdonethewaytheyare.Thetopicsinthisbookareintheorderofmostphysicstexts.Eachchapterbeginswithatheoreticaldiscussion.Problemsaremixedinwiththediscussionassoonaspossible.Theseproblemsfollowthedevelopmentofthetheory.Inthiswayyoudonothavetoassimilatea

5、largeamountofconceptualmaterialbeforebeginingtoworkproblems.A“standard”routeisfollowedforproblemswhereverpossible.Inthiswayyouwilllearnthatbroadcategoriesofproblemsworkedinastandard“logical”wayalwaysproducecorrectsolutions.Ouremphasisisonlogicandorderinsolvingproblems.Weavoidmethodsthatmaybeq

6、uickandhavelimitedapplicationtoproblemsolvinginfavorofpossiblylongersolutionsthathavebroadapplicationsandalwayswork.Webelievethatalotofgoodphysicscanbetaughtinproblemssoweuseproblemstoillustrateandexpandatopicandsometimesintroducenewconcepts.Forthisreasonproblemsandtextareintegratedwithaminim

7、umofartificialbarriersbetweenthem.Thebookisintendedasacomplementtoeitherthecalculus-basedorthenon-calculus-basedelementaryphysicscourse.Ithasbeenourexperiencethatcalculusconceptscanbeintroducedintothetraditionalnon-calculuscourseandusedinthed