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A current flows in a conductor from east...

A current flows in a conductor from east to west. The direction of the magnetic field at a points above the conductor is

A

Towards west

B

Towards east

C

Towards south

D

Towards north

Text Solution

Verified by Experts

The correct Answer is:
D
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AAKASH INSTITUTE ENGLISH-MOVING CHARGES AND MAGNETISM-Assignment (Section A) Objective Type Questions (One option is correct)
  1. A circular coil of radius R carries an electric current. The magnetic...

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  2. The magnetic field due to a straight conductor of uniform cross sectio...

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  3. A current flows in a conductor from east to west. The direction of the...

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  4. The earth's magnetic field at a given point is 0.5xx10^(-5) Wb-m^(-2)....

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  5. A long straight wire carrying current of 30 A is placed in an exte...

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  6. Two similar coils are kept mutually perpendicular such that their cent...

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  7. The vector form of Biost-Savart law for a current carrying element is

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  8. Two long straight wires are set parallel to each other Each carries a ...

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  9. A long solonoid carrying a current produces a magnetic field along its...

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  10. A long solenoid has 200 turns per cm and carries a current of 2.5 amps...

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  11. If a long hollow copper pipe carriers a direct current, the magnetic f...

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  12. In a current carrying long solenoid, the field produced does not depen...

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  13. A long solenoid has 800 turns per metre length of solenoid. A current ...

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  14. A solenoid 1.5 metre and 4.0 cm in diameter possesses 10 turns/cm. A c...

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  15. A current of (1)/(4pi) A is flowing through a toroid. It has 1000 numb...

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  16. Mean radius of a toroid is 10 cm and number of turns is 500. If curren...

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  17. A long thin hollow metallic cylinder of radius R has a current I amper...

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  18. A proton an an alpha-particle, moving with the same velocity, enter a ...

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  19. A particle of mass M and charge Q moving with velocity v describe a ci...

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  20. An electron is travelling along the x-direction. It encounters a m...

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