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+1 vote
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in Electric Potential and Capacitance by (58.8k points)
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In a charged capacitors energy is stored

1. 

  • In+ve plate
  • In dielectric
  • In electric field

2. Derive an expression for energy stored in a capacitor.

3. Draw a graph between energy and charge, in electric field

1 Answer

+1 vote
by (48.9k points)
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Best answer

1. In electric field 

2. If we supply a charge ‘dq’ to the capacitor, then work done can be written as, dw = Vdq

dw = \(\frac{q}{c}\) dq (since v = \(\frac{q}{c}\) )

∴ Total work done to charge the capacitor (from ‘0’ to ‘Q’) is

3.

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