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A man expands 100 Jules of work to move a box up an incline plane. The amount of work produced is 80joules. What is the efficiency of the inclined plane?

A man expands 100 Jules of work to move a box up an incline plane. The amount of work produced is 80joules. What is the efficiency of the inclined plane?
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A man expands 100 Jules of work to move a box up an incline plane. The amount of work produced is 80joules. What is the efficiency of the inclined plane?

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User Anapsix
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1 Answer

5 votes

Answer:

efficiency = (output work) / (input work) = 80 J / 100 J =0.8, i.e. 80%

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User JohnQ
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