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Parallel and Series Combination of Capacitors

How can the e...

Question

How can the energy of a capcitor be decreased by keeping the charge on the capacitor unchanged ?

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Solution

$D e a r s t u d e n t, E = \frac{Q^{2}}{2 C} S i n c e Q i s s a m e s o, E \propto \frac{1}{C} A l s o C \propto d i e l e c t r i c c o n s \tan t h e n c e b y i n c r e a \sin g t h e d i l e c t r i c c o n s \tan t o f t h e m e d i u m b e t w e e n t h e p l a t e s t h e e n e r g y c a n b e d e c r e a s e d . R e g a r d s$

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