What is the work done by the ropes force

Reference no: EM13509486

A rope is used to pull a 3.57 kg block at constant speed 3.58 m along a horizontal floor. The force on the block from the rope is 7.70 N and is directed 15° above the horizontal.

(a) What is the work done by the rope's force?

(b) What is the increase in the thermal energy of the block-floor system?

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Reference no: EM13509486

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