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A coil of insulated wire is connected to...

A coil of insulated wire is connected to a battery. If it is connected to galvanometer, its pointer is deflected, because

A

the induced current is produced

B

the coil acts like a magnet

C

the number of turns in the coil of the galvanometer are changed

D

None of these

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The correct Answer is:
A
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DISHA PUBLICATION-ELECTROMAGNETIC INDUCTION -EXERCISE - 1 : Concept Builder
  1. A rectangular coil of 20 turns and area of cross-section 25 cm^(2) has...

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

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  3. A coil of insulated wire is connected to a battery. If it is connected...

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  4. The magnetic flux (in weber) linked with a coil of resistance 10 Omega...

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  5. Two different wire loops are concentric and lie in the same plane. The...

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  6. A coil of area 100 cm^(2) having 50turns is perpendicular to a magneti...

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  7. Two identical circular loops of metal wire are lying on a table withou...

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  8. Consider the situation shown in figure. If the switch is closed and af...

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

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  10. A rectangular coil of 100 turns and size 0.1mxx0.05m is placed perpend...

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  11. the inductance of a closed-packed coil of 400 turns is 8mH. A current ...

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  12. The magnetic flux through a circuit of resistance R changes by an amou...

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  13. A conducting wire frame is placed in a magnetic field which is directe...

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  14. A coil having an area A(0) is placed in a magnetic field which changes...

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  15. A horizontal telegraph wire 0.5 km long runing east and west in a part...

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  16. A coil having n turns and resistance R Omega is connected with a galva...

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  17. Two coils X and Y are linked such that emf E is induced in Y when the ...

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  18. A circular coil and a bar magnet placed nearby are made to move in the...

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

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  20. A straight conductor of length 4 m moves at a speed of 10 m/s when the...

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