A solenoid of length 50 cm with 20 turns...

A solenoid of length 50 cm with 20 turns per cm and area of cross section 40 `cm^(2)` comletely surrounds another co-axial solenoid of the same length, area of cross seciton `25 cm^(2)` with 25 turns per cm. Calculate the mutual inductance of the system.

`9.7 mH`

`7.9 mH`

`8.9 mH`

`6.8 mH`

Text Solution

Verified by Experts

The correct Answer is:

`M = (mu_(0)N_(1)N_(2)A_(2))/(l)`

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