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There is an airfilled capacitor of capac...

There is an airfilled capacitor of capacity C. when the plate separation is doubled and a dielectric is introduced between the plates, the capacitance becomes 2 C. the dielectric constant of the dielectric is

A

2

B

4

C

6

D

8

Text Solution

Verified by Experts

The correct Answer is:
B
`(C_(2))/(C_(1))=(2)/(1)=(KA epsi_(0))/(2d)xx(d)/(Aepsi_(0))" "thereforeK=4`
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