numerical-problem-6-current-electricity-chapter-2-physics-12 June 1, 2020 A resistor of 50 ohm has a p.d of 100 V, D.C. across 1 hour. Calculate (a) power (b) energy. 3 Comments Problem 6: A resistor of 50 Ω has a P.D of 100 V, D.C. across 1 hour. Calculate (a) power and (b) energy. Solution Given …