SOLUTION: Silvia uses a lever to move a rock. She pushes the lever with 60 N-m of work, and it does 56 N-m of work to move the rock. What is the efficiency of the lever? (Be sure to correctl

SOLUTION: Silvia uses a lever to move a rock. She pushes the lever with 60 N-m of work, and it does 56 N-m of work to move the rock. What is the efficiency of the lever? (Be sure to correctl

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Question 1162256: Silvia uses a lever to move a rock. She pushes the lever with 60 N-m of work, and it does 56 N-m of work to move the rock. What is the efficiency of the lever? (Be sure to correctly identify which number is input and which is output.)
Answer by ikleyn(52925) (Show Source): You can put this solution on YOUR website!
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It is the ratio of the smaller value to the greater one.

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