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A capacitor has a capacity C, when air i...

A capacitor has a capacity C, when air is present between the two plates. If a dielectric of value k is placed between the plates, the new capacity C will be equal to

A

kC

B

`k^(2)C`

C

`C^(2)k`

D

2kC

Text Solution

Verified by Experts

The correct Answer is:
A
`C_(m)=C_("air")xxk=Ck=kC`
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