Question Detail
Question
If the charge stored in a capacitor is 4 C and the capacitance is 2 F, calculate the energy stored in it.
Correct Answer
Option B is the correct answer.
Detailed Explanation
U = Q2/(2C) = (4)2/(2x2) = 4 J.
Hint
U = Q2/(2C) = (4)2/(2x2) = 4 J.