A capacitor initially at 100 V discharges through a resistor. After 1 s its voltage is 80 V. Find the fraction of initial stored energy dissipated by that time.

Physics · Capacitor

JEE Advanced

A capacitor initially at 100 V discharges through a resistor. After 1 s its voltage is 80 V. Find the fraction of initial stored energy dissipated by that time.