Home
Class 12
PHYSICS
A charged particle of mass m and charge ...

A charged particle of mass `m` and charge `q` travels on a circular path of radius `r` that is perpendicular to a magnetic field `B`. The time taken by the particle to complete one revolution is

A

`(2 pi mq)/B`

B

`(2 pi q^(2) B)/m`

C

`(2 pi qB)/m`

D

`(2 pi m)/(qB)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • MOVING CHARGES AND MAGNETISM

    MODERN PUBLICATION|Exercise Revision Exercises (Fill in the Blanks )|10 Videos

  • MOVING CHARGES AND MAGNETISM

    MODERN PUBLICATION|Exercise Revision Exercises (Short Answer Questions )|28 Videos

  • MOVING CHARGES AND MAGNETISM

    MODERN PUBLICATION|Exercise Revision Exercises (Very Short Answer Questions )|59 Videos

  • MAGNETISM AND MATTER

    MODERN PUBLICATION|Exercise CHAPTER PRACTICE TEST FOR BOARD EXAMINATION|16 Videos

  • NUCLEI

    MODERN PUBLICATION|Exercise CHAPTER PRACTICE TEST FOR BOARD EXAMINATION|15 Videos

Similar Questions

Explore conceptually related problems

A charged particle of mass m and charge q travels on a circular path of radius r that is perpendicular to a magnetic field B . The time takeen by the particle to complete one revolution is

A particle is moving along circular path of radius 40 m with a uniform speed of 20m//s . Then the time taken for the particle to complete half revolution will be

If a charged particle having charge q is moving in a circular path of radius R with a uniform speed u, what would be the magnetic field at the centre?

A charged particle of mass m and charge q describes circular motion of radius r in a unifrom magnetic fiels of strenght b the frequency of revolution is

A particle is moving along a circular path of radius 5 m with uniform speed of 5 m//s . What will be time taken by the particle in half revolution?

A particle of mass m and having charge q is moving in a circular path of radius r in the presence of a uniform magnetic field. The particle breaks into smaller fragments X and Y of equal mass. The fragment X now has charge q/3 and the fragment Y has charge (2q)/3 . Immediately after the fragmentation, X comes to rest. The radius of the path of Y is now r_(Y) . The ratio (r_(Y))/r is ______________.

Charged particle of charge q mass m moves in a circular path of radius r under the action of force F .The equivalent current is

Charged particle of charge q mass m moves in a circular path of radius r under the action of force F .The equivalent current is