Question
Physics Question on electrostatic potential and capacitance
A capacitor of capacitance 5μF is charged by a battery of emf 10V. At an instant of time, the potential difference across the capacitors is 4V and the time rate of change of potential difference across the capacitor is 0.6 Vs-1. Then the time rate at which energy is stored the capacitor at the instant is
A
12μW
B
3μW
C
Zero
D
30μW
Answer
12μW
Explanation
Solution
The correct answer is Option (A) : 12μW