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Magnetic field at a point on the line of...

Magnetic field at a point on the line of current carrying conductor is

A

maximum

B

infinity

C

zero

D

finite value

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NARAYNA-MOVING CHARGES AND MAGNETISM-C.U.Q-KEY
  1. A current 'I' flows along an infinitely long straight conductor. If 'r...

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  2. A long straight wire of circular cross- section carries a current alon...

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  3. Magnetic field at a point on the line of current carrying conductor is

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

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  5. The magnetic field bar(dB) due to a small current element bar(dl) at a...

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  6. For a given distance from a current element, the magnetic induction is...

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  7. If we double the radius of a current carrying coil keeping the current...

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  8. A current carrying coil is placed with its plane in the magnetic merid...

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  9. A unit N- pole is placed on the axis of a circular coil carrying curre...

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  10. If we double the radius of the coil keeping the current through it unc...

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  11. Two concentric circular loops of radii r(1) and r(2) carry clockwise a...

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  12. A length of wire carries a steady current. It is first bent to form a ...

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  13. A charge 'e' moves round a circle of radius 'r' with a uniform speed '...

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  14. An electron of charge e moves in a circular orbit of radius r round a ...

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  15. A particle of charge q and mass m moves in a circular orbit of radius ...

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  16. A loosly wound helix made of stiff wire is mounted vertically with the...

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  17. Two very thin metallic wires placed along X and Y axes carry equal cur...

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  18. A positively charged particle enters at the middle as shown in Figure....

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  19. Net magnetic field at the centre of the circle O due to a current carr...

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  20. Match the following and find the correct pairs. List -I a) Fleming...

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