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10-09-2019
Physics

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A machine lifts a 1000 N object 40 meters in 15 seconds. How much work is done by the machine

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MathPhys MathPhys

10-09-2019

Answer:

40000 J or 40 kJ

Explanation:

Work is the net force times the distance.

W = Fd

W = (1000 N) (40 m)

W = 40000 J

Notice that the time doesn't affect the amount of work done.

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