# An electric fan runs from the 230 V mains. The current flowing through it is 0.4 A. At what rate is electrical energy transferred by the fan?

Here, V = 230V, I = 0.4amp

We know that power is the rate at which electric energy is transferred

P = V x I

= 230 x 0.4

= 92 W = 92 J/s

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