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Two coaxial solenods are made by winding...

Two coaxial solenods are made by winding thin insulated wire over a pipe of cross sectional area A = `10 cm^(2)` and length = 20 cm. If one of the solenoids has 300 turns and the other 400 turns, their mutual inductance is `(mu_(0) = 4pi xx 10^(-7) Tm A^(-1))`

A

`2.4pi xx10^(-5)H`

B

`4.8pi xx10^(-4)H`

C

`4.8pi xx10^(-5)H`

D

`2.4pi xx10^(-4)H`

Text Solution

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The correct Answer is:
D
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