How much power is produced if a voltage of $4 V$ $4 V$ is applied to a circuit with a resistance of $32 Omega$ ?

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Answer 1 · 2016-02-04T19:41:09

$P=0,5$ Watt

$P:Power$
$R:"Resistance"$
$I:"Electric current"$
$V: "Voltage"$
$P=V*I$
$V=I*R$
$I=V/R$
$P=V^2/R$
$P=4^2/32$
$P=16/32$
$P=0,5$ Watt

How much power is produced if a voltage of 4 V4V4 V is applied to a circuit with a resistance of 32 Omega32 Omega?