Questions
When an additional charge of 2C is given to a capacitor, energy stored in it is increased by 21 %. The original charge of the capacitor, is :
detailed solution
Correct option is D
U=Q22C⇒Q0+222C=1.21Q022C ⇒Q0=20 CTalk to our academic expert!
Similar 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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