How much power is produced if a voltage of $9 V$ is applied to a circuit with a resistance of $81 Omega$ ?

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Answer 1 · 2016-06-13T00:15:01

Power= voltage x current
so first we have to find the current

Current= voltage divided by Resistance=9/81=0.111 amp-s.
Power =0.111 x 9=0.999 watts..

How much power is produced if a voltage of 9 V9 V is applied to a circuit with a resistance of 81 Omega81 Omega?