Energy & Power Calculator

Energy & Power Calculator

In physics, power is the amount of energy transferred or converted per unit time. In the International System of Units, the unit of power is the watt, equal to one joule per second. In older works, power is sometimes called activity. Power is a scalar quantity.

Energy & Power Calculator

Enter 2 values to get the other values and press the Calculate button:

Energy & power calculation

The average power P in watts (W) is equal to the energy consumed E in joules (J) divided by time period Δin seconds (s):

P(W) = E(J) / Δt(s)

Energy Calculators

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