A condenser having capacity 50 microfarad is charged to 10 volts . Its energy is equal to
15 x 10-2 J
25 x 10-4 J
12.5 x 10-2 J
7.5 x 10-8 J
A condenser having capacity 50 microfarad is charged to 10 volts . Its energy is equal to ans. 12.5 x 10-2 J explanation please