Power

P = \frac{W}{t} = F v

Power is the rate at which work is done.

Variables

P

Power

Rate of energy transfer

W

W

Work

Energy transferred

J

t

Time

Time interval

s

F

Force

Applied force

N

v

Velocity

Speed

m/s

Derivation

P = dW/dt = F(dx/dt) = Fv.

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