newnewnewnew (id: bdd9d74e8)

本题目来源于试卷: newnewnewnew，类别为 IB物理学

[问答题]
(a) What minimum force F is rrsu e+j02l5 vneeded to s y-:zeat )f/flift the piano (mass M ) using the pulleys/)ftyef: z-a apparatus shown in

Fig. 4-60? (b) Determine the tension in each section of rope: $F_{\mathrm{T} 1}, F_{\mathrm{T} 2}, F_{\mathrm{T} 3} $, and $ F_{\mathrm{T} 4}$ ,

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