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.