A circular coil with a cross-sectional area of 4 cm 2 has 10 turns. It is placed at the…
Physics · Class 12 · CBSE — Electromagnetic Induction
A circular coil with a cross-sectional area of 4 cm2 has 10 turns. It is placed at the centre of a long solenoid that has 15 turns/cm and a cross-sectional area of 10 cm2, as shown in the figure. The axis of the coil coincides with the axis of the solenoid. What is their mutual inductance?
7.54 mH
- 8.54 mH
- 9.54 mH
- 10.54 mH
Answer
(A) 7.54 m H
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