Target Exam

CUET

Subject

Physics

Chapter

Electrostatic Potential and Capacitance

Question:

A capacitor of capacitance C = 10 μF is charged by connecting it to a battery of emf 12 V. The capacitor is now disconnected and reconnected to the battery with the polarity reversed. The heat developed in the connecting wires will be

Options:

2.88 mJ

1.44 mJ

0.72 mJ

0.36 mJ

Correct Answer:

2.88 mJ

Explanation:

The correct answer is Option (1) → 2.88 mJ