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A coil is wound as a transformer of rect...

A coil is wound as a transformer of rectangular cross section. If all the linear dimension of the transformer are increased by a factor `2` and the number of turns per unit length of the coil remain the same, the self-inductance increased by a factor of

A

`6`

B

`12`

C

`8`

D

`16`

Text Solution

Verified by Experts

The correct Answer is:
C
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