How much work must be put into a 21% efficient machine to generate 34J of usable work?
7.14J
...
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Engineering, 26.04.2021 04:40, JOEFRESH10
How much work must be put into a 21% efficient machine to generate 34J of usable work?
7.14J
741J
714J
0.00617J
![answer](/tpl/images/cats/otvet.png)
Answers: 3
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