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An inductor may store energy in...

An inductor may store energy in

A

its electric field

B

its coils

C

its magnetic field

D

both in electric and magentic fields

Text Solution

Verified by Experts

The correct Answer is:
C
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NIKITA PUBLICATION-ELECTROMAGNETIC INDUCTION-MCQs
  1. The self inductance of a coil is a measure of

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  2. If 'N' is the number of turns in a coil, the value of self inductance ...

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  3. An inductor may store energy in

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  4. One henry is equal to

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  5. When the number of turns in a coil is doubled without any change in th...

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  6. Two pure inductors each of self-inductance L are connected in parallel...

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  7. The inductance of a coil is proportional to

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  8. When the current in a coil charges from 2A to 4A in 0.05 s, emf of 8 v...

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  9. What id the self -inductance of a coil which produce 5 V when the cur...

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  10. If the rate of change of current is 1A per second in one coil induces ...

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  11. If the current increases from zero to 1A in 0.1 s in a coil of 5 mH th...

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  12. The self inductance of the coil of 100 turns, in which a current of 4A...

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  13. A current of 3A, in one coil, causes a flux in the second coil of 2000...

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  14. A coil with air inside it has a self inductance of 0.05 H. A soft iro...

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  15. A 100mH coil carries a current of 1 ampere. Energy stored in its magne...

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  16. When a wheel with metal spokes 1.2 m long rotates in a magnetic field ...

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  17. A choke coil has.

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  18. AMPERE'S CIRCUITAL LAW

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  19. The displacement current was first postulated by

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  20. A current which comes into play in a region where the electric field i...

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