Questions
The work done in increasing the voltage across the plates of a capacitor from 5 V to 10 V is W. The work done in increasing the voltage from 10 V to 15 V will be :
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Correct option is C
Work done ∝ Change in stored energyor W∝V22-V12W2W1=152-102102-52=225-100100-25=12575=53⇒W2=53WSimilar Questions
Two identical metal plates are given positive charges Q1 and Q2 (<Q1) respectively. If they are now brought close together to form a parallel plate capacitor with capacitance C, the potential difference between them is
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