Questions
The capacity of a parallel plate condenser is 10 F when the distance between its plate is 8 cm. If the distance between the plates is reduced to 4 cm, the capacity will be
detailed solution
Correct option is C
C=ε0Ad or 10=ε0A8When the distance becomes d' , than new capacityC′=ε0Ad′ or C′=ε0A4 ∴ C′10=84 or C′=804=20μFTalk 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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