A dielectric slab is inserted between the plates of an isolated charged capacitor. Which of the following remains unchanged?
(I) The charge on the plates.
(II) The potential difference between the plates.
(III) The energy stored in the capacitor.

Choose the correct option from given ones:
1. (I) only 2. (I) and (II)
3. (I) and (III) 4. (I), (II) and (III)
Subtopic:  Dielectrics in Capacitors |
 72%
From NCERT
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