Question: (a) What minimum force F is needed to lift the piano (mass M) using the pulley apparatus shown in Fig. 4-60? (b) Determine the tension

(a) What minimum force F is needed to lift the piano (mass M) using the pulley apparatus shown in Fig. 4-60?
(b) Determine the tension in each section of rope: FT1, FT2, FT3 and FT4.

Fr3 F72FTI FT4

Fr3 F72FTI FT4

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