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10-07-2020
Physics

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A machine is 40 % efficient. The total energy supplied to the machine is 4 kJ. Calculate how much useful energy can be transferred.

Respuesta :

MathPhys MathPhys

10-07-2020

Answer:

1.6 kJ

Explanation:

0.40 (4 kJ) = 1.6 kJ

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