A 4 μF capacitor is charged to 400 V and then its plates are joined through a resistance of 1 K Ω. The heat produced in the resistance is-
A. 0.16 J
B. 0.32 J
C. 0.64 J
D. 1.28 J
Answer:B
A 4 μF capacitor is charged to 400 V and then its plates are joined through a resistance of 1 K Ω. The heat produced in the resistance is-
A. 0.16 J B. 0.32 J C. 0.64 J D. 1.28 J