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A machine has an efficiency of 20%. Find the input work if the output work is 140J.
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A machine has an efficiency of 20%. Find the input work if the output work is 140J.

User Crisscross
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Ummmm I don’t know this sorry
User Fdiaz
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User Warren
asked Aug 21, 2021 62.9k views
In object moving with a speed of 21M/S and has a kinetic energy of 140j, what is thr mass of the object
Warren asked Aug 21, 2021
by Warren
8.1k points
1 answer
4 votes
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