1.

A cart of weight 10 N is pulled 1.2 m up a ramp. Force of 5 N is applied parallel to the ramp. The cart was raised 0.5 m above its initial level. Calculate the percentage efficiency of the work.

Answer»

A cart of weight 10 N is pulled 1.2 m up a ramp. Force of 5 N is applied parallel to the ramp. The cart was raised 0.5 m above its initial level. Calculate the percentage efficiency of the work.




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