A sledge loaded with bricks has a total mass of 17.6 kg and is pulled at constan

Question

A sledge loaded with bricks has a total mass of 17.6 kg and is pulled at constant speed by a ropeinclined at 20.9° above thehorizontal. The sledge moves a distance of 19.3 m on a horizontal surface. The coefficient ofkinetic friction between the sledge and surface is 0.500. (a) What is the tension in therope?   in N
(b) How much work is done by the rope on the sledge? inkJ
(c) What is the mechanical energy lost due to friction? inkJ


(a) What is the tension in therope?   in N
(b) How much work is done by the rope on the sledge? inkJ
(c) What is the mechanical energy lost due to friction? inkJ

Explanation / Answer

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