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时间:2019-05-25
《3804_Errata (11.06)》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、CLASSICALMECHANICSERRATAappearinginthefirstprintingNovember2006Pleasereportanyfurthererrorsbyemailingcm:corrections@btinternet:com1CHAPTER1Problem1.1Firstanswerinpart(i)shouldbe8iC17j 26k.CHAPTER2Problem2.18Answersshouldbe: 1=2 1=2!Dbcosta2 b2sin2t,speedofCis1abjcostja2 b2sin2t.2CHAPTER4
2、Page79BothMandmarepresent.Theyshouldallbem.CHAPTER5Page107Therelationbetween˛andshouldbe˛Dm2.Problem5.8Answershouldbe:Lowerblockleavestheflooraftertime.a=g/1=2cos 1. 5=6/.Problem5.9QuestionshouldhavesaidtotakegD10ms 2.CHAPTER6Problem6.11Questionshouldhavesaidthat“Theblockisnowliftedsothat
3、itsundersideisatheight3a=2abovethefloor....”Problem6.16Questionshouldread:Abeadofmassmcanslideonasmoothcircularwireofradiusa,whichisfixedinaverticalplane.Thebeadisconnectedtothehighestpointofthewirebyalightspringofnaturallength3a=2andstrength˛.Determinethestabilityoftheequilibriumpositionatthe
4、lowestpointofthewireinthecases(i)˛D2mg=a,and(ii)˛D5mg=a.Problem6.20Questionshouldhavestatedthattheinitialspeedoftheparticleisu.Thehintisirrelevant!Answershouldbe:Timetakentohitpostisb2=2au.CHAPTER7Problem7.6Answerforthedistanceofclosestapproachshouldbe .p2V4C2/1=2 =V2.cCambridgeUniversityP
5、ress,20062pProblem7.9Answerforthetimetakenshouldbea2=.22 /.Problem7.23Answer:Velocityboostshouldbegivenattheperigee.Problem7.25Answersshouldbe:vD2:77kmpersecondandapogeeis71,340kmfromtheEarth'ssurface.CHAPTER81.Problem8.13Answershouldbe33cospt3psinptpsin3ptx.t/D C CO2;p2 14.p2 1/44.
6、p2 1/3.9p2 1/validwhenp¤1;1=3;1=5;:::.2.Problem8.14Thisisactuallyacomputerassistedproblem.CHAPTER10Problem10.7Answersgiveninthequestionrefertothecaseofzerogravity.Withgravityincludedthesebecomeuln gandlnu1 1g2: 12Problem10.12Answerismissing.Itshouldread:Theproportionsare2=5,2=5and1=5.
7、Problem10.14Answeriswronglynumberedas10.13.Problem10.15Answerfortherecoilangleshouldbe62ı.CHAPTER11Problem11.17Answerforthereactionatthefloorshouldbe 1Mgi 1MgjCMgk.66CHAPTER13Problem13.2Inthequestion,JŒyshouldbeJŒx.CHAPTER14Problem14.1Ans
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