Home
Class 12
PHYSICS
A proton of mass m and charge q is movin...

A proton of mass m and charge q is moving in a plane with kinetic energy E. If there exists a uniform magnetic field B, perpendicular to the plane of the motion, the proton will move in a circular path of radius

A

`(2E m)/(qB)`

B

`(sqrt(2E m))/(qB)`

C

`(sqrt(Em))/(2qB)`

D

`sqrt((2Eq)/(mB)`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • QUESTION PAPER 2014

    WB JEE PREVIOUS YEAR PAPER|Exercise PHYSICS (CATEGORY II)|10 Videos

  • QUESTION PAPER 2014

    WB JEE PREVIOUS YEAR PAPER|Exercise PHYSICS (CATEGORY III)|3 Videos

  • QUESTION PAPER 2013

    WB JEE PREVIOUS YEAR PAPER|Exercise Category-III|5 Videos

  • QUESTION PAPER 2015

    WB JEE PREVIOUS YEAR PAPER|Exercise PHYSICS (CATEGORY III)|5 Videos

Similar Questions

Explore conceptually related problems

A proton and an alpha particle having the same kinetic energy are allowed to pass through a uniform magnetic field perpendicular to their direction of motion. Compare the radii of the paths of proton and alpha particle.

The velocity of a charged particle moving in a magnetic field perpendicular to it is

A charge q moving in a straight line is accelerated by a potential difference V. It enters a uniform magnetic field B perpendicular to its path. Deduce in terms of V an expression for the radius of the circular path in which it travels.

A charged particle moving in a straight line enters a uniform magnetic field oversetrarrB at an arbitrary angle with the field direction. What will be its path?

A particle of mass 'm' and carrying a charge q enters with a velocity 'v' perpendicular to a uniform magnetic field. The time period of rotation of the particle

A moving electron and a moving proton enter a uniform magnetic field in a direction perpendicular to that of the field. If the radii of their circular orbits are equal, they have the same

A charged particle moving in a straight line perpendicular to a uniform magnetic field enters the field. What will be its path in the field?

A particle of mass m and charge q moving with velocity v enters region-b from region-a along the normal to the boundary as shown is in the figure. Region-b has a uniform magnetic field B perpendicular to the plane of the paper. Also, region-b has length L. Choose the correct statements :

A charged particle moving in a straight line parallel to a uniform magnetic field enters the field. What will be its path in the field?