Physics, 06.05.2020 21:33 morganwendel126

Carlota does 2000 J of work on a machine. The machine does 500 J of work. What is the efficiency of the machine?
A. 4%
B. 25%
C. 75%
D. 400%

Answers: 1

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Carlota does 2000 J of work on a machine. The machine does 500 J of work. What is the efficiency of...