Question

100 J of heat is produced each second in a 4Ω resistor. The potential difference across the resistor will be:​

Answer 1

R=4ohm, t=1s, H=100j

formula

H=v×v×t/R

100=v×v×1/4

100×4/1=v×v

400=v×v

v=20

Answer 2

Your answer is 20 V

Hope it helps you mate ❤️