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The induced emf produced when a magnet i...

The induced emf produced when a magnet is inserted into a coil does not depend upon the

A

Number of turns in the coil

B

Resistance of coil

C

Magnetic moment of the magnet

D

Speed of approach of the magnet

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The correct Answer is:
B
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AAKASH INSTITUTE-ELECTROMAGNETIC INDUCTION-Assignment (SECTION - A)
  1. A rectangular loop of wire is placed perpendicualr to a uniform magnet...

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  2. Which of the following can produce maximum induced emf?

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  3. The induced emf produced when a magnet is inserted into a coil does no...

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  4. A cylindrical bar magnet is kept along the axis of a circular coil. If...

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  5. A circular wire loop of radius r is placed in a region of uniform magn...

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  6. When a non magnetic metallic strip is moved away from between the pole...

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  7. A magnet is allowed to fall towards a metal ring. During the fall Its ...

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  8. A coil having 500 square loops each of side 10 cm is placed normal to ...

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  9. The coefficient of mutual induction between two circuits is equal to t...

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  10. The back emf in a DC motor is maximum when,

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  11. If the radius of a coil is changing at the rate of 10^(-2) unit in a n...

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  12. If a coil of 40 turns and area 4.0 cm^(2) is suddenly remove from a m...

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  13. The core of transformer is laminated so that

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  14. Two coil are placed close to each other. The mutual inductance of the ...

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  15. A magnetic flux of 500 microweber passing through a 200 turn coil is r...

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  16. A coil of area 0.1m^(2) has 500 tums. After placing the coil in a magn...

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  17. Two circular coils have their centres at the same point. The mutual in...

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  18. When a battery is connected across a series combination of self induct...

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  19. In a uniform magneitc field of induced B a wire in the form of a semic...

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  20. A metal conductor of length 1m rotates vertically about one of its end...

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