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Physics, 10.11.2021 20:40 laywah4

A machine works with an efficiency of 18% . The energy input is 500 joules/second. How much useful energy will the machine generate in 15 minutes? A. 1.35 kJ
B. 25 kJ
C. 81 kJ
D. 135 kJ

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A machine works with an efficiency of 18% . The energy input is 500 joules/second. How much useful e...
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