# If a current of 3 A passing through a circuit generates 36 W of power, what is the resistance of the circuit?

Mar 20, 2016

$R = 4 O h m s$

#### Explanation:

Here

$P = 36 W$
$I = 3 A$
R=?

We know,

$R = \frac{P}{I} ^ 2$

$R = \frac{36}{3} ^ 2$

$R = \frac{36}{9}$

$R = 4 O h m s$