MHT CET Physics question

Physics Electrostatic Potential and Capacitance MHT CET

If the distance between the plates of parallel plate condenser is halved and dielectric constant of dielectric is doubled then its capacity will

(A)increases by 16 times
(B)increases by 4 timesCorrect
(C)increases by 2 times
(D)remains the same

Answer: (B)

Solution

, so halving and doubling gives ;

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Question ID VK-075316