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The source of magnetic field is...

The source of magnetic field is

A

isolated magnetic pole

B

static electric charge

C

current loop

D

moving light source

Text Solution

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The correct Answer is:
C
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An AC generator is constructed using coil of area 2.5 m^(2) and 500 turns . Coil rotates with an angular velocity of 60 rad/s . Magnetic field applied on coil is 0.6 T. Resistance of the coil is 500 ohm . Find the rms current in the coil . If we assume that coil is fixed but instead source of magnetic field is rotated around the coil will the generator work. ?

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List three sources of magnetic fields.

NARAYNA-MAGNETISM-C.U.Q
  1. Abar magnet is cut into two equal halves by a plane parallel to the ma...

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  2. A small hole is made at the centre of the magnet then its magnetic mom...

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  3. The source of magnetic field is

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  4. The erth's magnetic field

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  5. The electric and magnetic field lines differ in that

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  6. The incorrect statement regarding the lines of force of the magnetic f...

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  7. Two bar magnets are placed on a piece of cork which folats on water. T...

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  8. When a bar magnet of magnetic moment barM is placed in a magnetic fiel...

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  9. The lines of forces due to earth's horizontal component of magnetic fi...

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  10. In case of a bar magnet, lines of magnetic induction

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  11. The total number of magnetic lines of force originating or terminating...

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  12. A magnetic needle is kept in a non uniform magnetic field . It experie...

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  13. A bar magnet of moment bar(M) is in a magnetic field of induction bar...

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  14. The effect due to uniform magnetic field on a freely suspended magneti...

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  15. A magnet is kept fixed with its length parallel to the magnetic meridi...

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  16. There is no. couple acting when two bar magnets are placed co-axially ...

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  17. Find the wrong statement among the following. Two unlike isolated magn...

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  18. A magnetic field is produce and directed along y-axis. A magnet is pl...

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  19. When N-pole of the given bar magnet is placed on a table pointing geog...

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  20. When S-pole of the given "bar" magnet is placed on a table pointing ge...

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