123Mushroom123 123Mushroom123

20-12-2020
Chemistry

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Every real machine
must be more than 100 efficient
must be less than 100% efficent
mist be equal to 100% efficent

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halimaextraordinary halimaextraordinary

20-12-2020

Answer:

every real machine must be less than 100 because of the force that overcome friction

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jcherry99 jcherry99

20-12-2020

Answer:

Explanation:

It has to be less than 100% efficient. There is always some cost in changing one form of energy to another especially if work is involved.

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