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Physics, 02.06.2021 21:10 fordd4

A machine has 800 J of input work and 200 J of output work. What is the machine's efficiency? A 2%

B 25%

C 40%

D 1000%

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A machine has 800 J of input work and 200 J of output work. What is the machine's efficiency? A 2%<...
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