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  4. If potential difference across a capacitor is changed from 15 V to 30 V, work done is W. The work done when potential difference is changed from 30 V to 60 V, will be:

Q. If potential difference across a capacitor is changed from 15 V to 30 V, work done is W. The work done when potential difference is changed from 30 V to 60 V, will be:

JIPMER JIPMER 2002Electrostatic Potential and Capacitance Report Error

Solution:

From relation of work done so As hence or

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