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ID:70558960
大小:1.05 MB
页数:5页
时间:2021-11-23
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1、D’Alembert’sPrinciple(Methodofdynamicequilibrium)JinForceofInertia,D’Alembert’sPrincipleofaParticleSetasforceofinertiaThereforeTheactiveforces,constraintreactionsandimaginaryforcesofinertiaactingonaparticleconsistsofanequilibriumforcesystemformally.D’Alember
2、t’sPrincipleofaParticleSystemD’Alembert’sPrincipleofaParticleSystem:Thesumoftheactiveforces,constraintreactionsandimaginaryforcesofinertiaactingoneveryparticleoftheparticlesystemconsistsofanequilibriumforcesystemformally.D’Alembert’sPrincipleofaParticleSyste
3、mastheresultantoftheexternalforcesactingontheparticlei,astheresultantoftheinternalforcesactingontheparticlei.Therefore,SincewegetSAMPLEPROBLEMfind(a)thespeedvofthebob;(b)thetensionforceinthepoleFT.
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