What Is the Average Power Formula?


Quick Answer

The average power formula is P = ?E /?t = (Final E - Initial E)/(Final t - Initial t), where "P" is average power, "E" is energy and "t" is time. The average power is equal to the change in energy over the change in time.

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Full Answer

The unit of power is joule per second or watt. Another unit that can be used for power is horsepower, according to Sparknotes. For example, if a quarterback has an initial energy of 0 and a final energy of 10, and he spent 10 seconds to run with the football, the quarterback has used 1 joule per second of energy.

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