Question

5. Capacitor of capacitance 6 pF is connected to a 100 V battery. The
energy stored in the capacitor is
a) 30 J
b) 3J c) 0.03 J d) 0.06 J​

Answer 1

3×10^-8joule

Explanation:

C=6pico farad=6×10^-12

energy stored is=(1/2)CV^2

=(1/2)×6×10^-12×10000=3×10^-8 joule