JEE · NEET Previous Year Question
The potential energy of charged parallel plate capacitor is . If a slab of dielectric constant is inserted between the plates, then the new potential energy will be
Topic: JEE PYQ
Answer: A. Full step-by-step solution below.
- A
- B
- C
- D
Correct answer: A
Solution
(a) As, energy storedWhen dielectric is inserted, energy stored,
On dividing equation (ii) by equation (i)
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