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The current is flowing in south directio...

The current is flowing in south direction along a power line. The direction of magnetic field above the power line (neglecting earth's field) is

A

south

B

east

C

north

D

west

Text Solution

Verified by Experts

The correct Answer is:
D
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DC PANDEY ENGLISH-MAGNETIC FIELD AND FORCES-Check point
  1. A current 'I' flows along an infinitely long straight conductor. If 'r...

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  2. The strength of the magnetic field at a point r near a long straight c...

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  3. The current is flowing in south direction along a power line. The dire...

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  4. Two infinitely long, thin, insulated, straight wires lie in the x-y pl...

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  5. The magneitc field produced at the center of a current carrying circul...

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  6. An arc of a circle of raduis R subtends an angle (pi)/2 at the centre....

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  7. A particle carrying a charge equal to 100 times the charge on an elect...

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  8. In the figure shown there are two semicircles of radii r(1) and r(2) i...

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  9. A current of 0.1 A circulates around a coil of 100 turns and having a ...

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  10. A current l flows through a closed loop as shown in figure .The magnet...

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  11. A current i ampere flows in a circular arc of wire whose radius is R, ...

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  12. Magnetic field due to a ring having n turns at a distance x on its axi...

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  13. The ratio of the magnetic field at the centre of a current carrying co...

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  14. A circular current carrying coil has a radius R. The distance from the...

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  15. Two concentric circular coils of ten turns each are situated in the sa...

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  17. Which of the following figure shown the magnetic flux denstiy b at a d...

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  18. In using Ampere's law,to find the magnetic field inside a straight lon...

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  19. A strong magnetic field is applied on a stationary electron. Then the ...

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  20. A particle of mass m and charge Q moving with a velocity v enters a re...

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