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A parallel plate capacitor is charged an...

A parallel plate capacitor is charged and the charging battery is then disconneted. If the plates of the capacitor are moved further apart by means of insulating handles.

A

The charge on the capacitor increases.

B

The voltage across the plates increases.

C

The capacitance increases.

D

The electrostatic energy stored in the capacitor increases.

Text Solution

Verified by Experts


From Fig charge on plate is q
`C=(epsi_(0)A)/(d),C'(epsi_(0)A)/(d')` or `C'ltC`
`q=CV` or `V=(q)/(C),V'(q)/(C')` or `V'gtV`
`U=(1)/(2)qxxV,U'=(1)/(2)qV'` or `U'gtU`
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