Question #269518

A rope AB, 2.7 m long is connected at A and B to two points on the same level, 2.4 m apart. A load of 136 N is suspended from a point C on the rope 90 cm from A. What load connected to a point D on the rope, 60 cm from B, will be necessary to keep the portion CD level?


1
Expert's answer
2021-11-22T17:11:02-0500

Fcl1=Fdl2\frac{F_c}{l_1}=\frac{F_d}{l_2}


Fd=Fc×l2l1=136×902340=5.23NF_d=\frac{F_c\times l_2}{l1}=\frac{136\times 90}{2340} = 5.23N


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