来自陶友传的问题
帮忙解答一题全英文的工程科学题Determinetheeffectsofenergytransferinmechanicalsystemsandthebehaviorofoscillatingmechanicalsystems.Thebucketfilledwithnuclearwasteweights1000lbtogetherwasliftedupwithuniformvel
帮忙解答一题全英文的工程科学题
Determinetheeffectsofenergytransferinmechanicalsystemsandthebehaviorofoscillatingmechanicalsystems.Thebucketfilledwithnuclearwasteweights1000lbtogetherwasliftedupwithuniformvelocityv=0.33ft-s-1shownintheDiagram1.Ifthebucketwassuddenlystoppedand70%kineticenergywaschangedtorotationalenergyofthebucketaroundtherope.ThetorsionconstantoftheropeisDrope=200lb-ft2/s2.Pleasedeterminethemaximumrotationangleofthebucket.
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2020-10-31 00:18