A rope is used to pull a 557 kg block at constant speed 278, Physics

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A rope is used to pull a 557 kg block at constant speed 278

A rope is used to pull a 5.57 kg block at constant speed 2.78 m along a horizontal floor. The force on the block from the rope is 7.93 N and directed 31.6° above the horizontal. What are

(a) the work done by the rope's force,

(b) the increase in thermal energy of the block-floor system, and

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Physics: A rope is used to pull a 557 kg block at constant speed 278

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Physics: A rope is used to pull a 557 kg block at constant speed 278

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