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If a particle moves in a circular path i...

If a particle moves in a circular path in clockwise direction after entering into a downward vertical magnetic field. The charge on the particle is-

A

positive

B

negative

C

neutral

D

nothing can be said

Text Solution

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The correct Answer is:
A
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MOTION-MAGNETISM -1-Exercise - 1 SECTION -C,D :- Magnetic force on charge and current carrying wire
  1. If the ratio of magnetic fields at two point in a definite direction d...

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  2. Determine the magnetic field at the centre of the current carrying wir...

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  3. Infinite number of straight wires each carrying current I are equally ...

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  4. A wire is kept parallel to a square coil. Both carry current of same a...

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  5. The resulting magnetic field at the point O due to the current carryin...

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  6. The ratio of magnetic fields on the axis of a cricular current cerryin...

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

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  8. A charged particle having kinetic energy E enters normally a region of...

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  9. In a region of space a uniform magnetic field perpendicular to the pla...

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  10. If a particle moves in a circular path in clockwise direction after en...

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  11. You are sitting in a room in which uniform magnetic field is present i...

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  12. If an electron moves in a circular path with velocity v in a magnetic ...

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  13. What is the ratio of electric and magnetic forces between two moving c...

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  14. Two parallel beams of positrons moving in the same direction will

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  15. An electron is moving along positive x-axis A unifrom electric field e...

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  16. A charged particle is released from rest in a region of steady and uni...

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  17. A square loop ABCD , carrying a current I, is placed near and coplanar...

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  18. In given figure X and Y are two long straight parallel conductors each...

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  19. The force between two long parallel wires A and B carrying current is ...

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  20. A current of 1 ampere is passed through a wire of a length 0.5 meter. ...

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