Question

An electric heater carries a current of 19.5 A when operating at a voltage of 3.00 ✕ 102 V. What is the resistance of the heater?

Answer 1

Explanation:

I = 19.5 A

V = 3×10²volts

R = ?

from Ohm's law, V = IR

R = V/I

R = 3×10² ÷ 19.5

R = 15.4 ohms