Home › CBSE Class 12 (Science) › Physics › Electrostatic Potential and Capacitance › How much energy is stored in a 10 μF capacitor c…
How much energy is stored in a 10 μF capacitor charged to 100 V?
A0.1 J
B0.05 J
C0.01 J
D0.5 J
Answer & Solution
Correct answer: B. 0.05 J
U = (1/2)CV² = 0.5 × 10⁻⁵ F × 10⁴ V² = 0.05 J.
Related questions
In a system of several conductors in equilibrium, what is true of their potentials?If the charge on a capacitor is doubled, what happens to the field between its plates?Why is capacitor energy independent of how charge was built up?A charged capacitor is disconnected and joined to an identical uncharged one. What happensA 500 pF capacitor is connected across a 60 V battery. How much energy does it store?What does a non-polar molecule develop when placed in an external electric field?Which pair consists only of non-polar molecules?How can a single isolated conductor act as a capacitor?