Home Physics Electromagnetic Induction General A 2 m long solenoid with diameter 2 cm and 2…
Physics Electromagnetic Induction General MCQ (Single Correct)

A 2 m long solenoid with diameter 2 cm and 2000 turns has a secondary coil of 1000 turns wound closely near its midpoint. The mutual inductance between the two coils is

A
2.4 x 10 -4 H
B
3.9 x 10 -4 H
C
1.28 x 10 -3 H
D
3.14 x 10 -3 H

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The correct answer is:
NOT AVAILABLE

Here l = 2 m, diameter = 2 cm

radius ,

Area

Mutual inductance ,

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