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segandhi segandhi
wrote...
Posts: 1
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A year ago
A certain lever system is only 30% efficient. What could make it more efficient?

A.) Make a longer lever that will require less force.

B.) Use a stiffer lever to reduce energy lost bending the lever.

C.) Have more than one person help to lift the lever.

D.) Use it with a lighter load to make it easier.
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Replies
wrote...
A year ago
A, B, and D.
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