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OpenStudy (anonymous):
How much power is required to do 100 J of work on an object in 2 seconds? a. 200 W b. 100 W c. 50 W d. 0
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OpenStudy (dape):
Power is just energy per unit time. So the power must be \[ P = \frac{W}{t} = \frac{100}{2} = 50 W \]
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