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Induced emf can be produced by...

Induced emf can be produced by

A

moving a magnet near a circuit

B

moving a circuit near a magnet

C

changing the current in one circuit near the other

D

all of these

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The correct Answer is:
D
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NIKITA PUBLICATION-ELECTROMAGNETIC INDUCTION-MCQs
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  2. Which of the following phenomenon makes use of electromagnetic inducti...

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  4. A copper rod moves parallel to the horizontal direction. The emf. Indu...

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  5. The direction of induced e.m.f. during electromagnetic induction is gi...

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  6. Lenz's law is a consequence of law of conservation of

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  7. Lenz's law provides a relation between

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  8. When a magnet is moved towards a coil the direction of induced current...

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  9. A horizontal straight conductor along east-west direction falls under ...

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  10. The total charge induced in a conducting loop when it is moved in magn...

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  11. If the magnetic field is doubled through a coil of number of turns 'n'...

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  12. The 5xx10^(-4) magnetic flux lines are passing through a coil of 100 t...

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  13. A rectangular coil of 20 turns and area of cross-section 25 cm^(2) has...

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  14. A coil of cross sectional area 100 cm^(2) is placed in the magnetic fi...

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  15. The magnetic flux phi (in weber ) in a closed circuit of resistance 10...

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  16. A wire is moving ini the magnetic field of B, if the cross sectional a...

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  17. A conductor is moving in the magnetic field B the induced current is I...

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  18. A magnetic field of 2xx10^(-2)T acts at right angles to a coil of area...

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  19. Aconductor of lengfht 0.4 m is moving with a speed of 7 m/s perpendic...

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  20. A conductor is moving with the velocity v in the magnetic field and in...

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