Question

The energy required to charge a 10 µF capacitor to 100 V is ________

(a) 0.1 J

(b) 0.05 J

(c) 5 x 10^(-9) J

(d) 10 x 10^(-9) J

The question was asked by my college professor while I was bunking the class.

The origin of the question is Basic Concepts in chapter EDC Overview of Electronic Devices & Circuits

Answer 1

The correct option is (b) 0.05 J

To elaborate: Energy provided is equal to 0.5 CVxV.