1.

A parallel plate condenser is connected with the terminals of a battery. The distance between the plates is\[6mm\]. If a glass plate (dielectric constant\[K=9\]) of \[4.5mm\] is introduced between them, then the capacity will become

A.         2 times
B.         The same
C.         3 times      
D.            4 times
Answer» D.            4 times


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