Question

if V=120V I=4A then R=?​

Answer 1

Here's the solution,

According to OHM's law :

$V = I R$

where,

• R = Resistance
• I = current
• V = potential difference

=》

$120 = 4 \times R$

=》

$R = \dfrac{120}{4}$

=》

$R = 30 \: ohms$