Charge moving in cyclotron orbit

In summary, the problem involves a particle moving in a plane perpendicular to the magnetic field direction, with a given direction of motion and magnetic field. The goal is to find the angular frequency of the circular motion, expressed in terms of charge, mass, and magnetic field strength. The solution involves using the equations for force on a charged particle in a magnetic field and the force required for circular motion, as well as equating these forces to find the desired expression for omega.
  • #1
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Homework Statement



The particle moves in a plane perpendicular to the magnetic field direction as shown in the figure. What is omega, the angular frequency of the circular motion?

Express omega in terms of q, m, and B_0.


Homework Equations


32439.jpg


omega=2pi/T

The Attempt at a Solution



I found that At a given moment the particle is moving in the +x direction (and the magnetic field is always in the +z direction). If q is positive, the direction of the force on the particle due to the magnetic field is -y direction
 
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  • #2
The force on a charged particle in a Magnetic Field B is given by F = q(v X B).

The force required to accelerate a particle of velocity v in a circular motion is related to the radius of the circular path and the mass of the particle by F=(m*v^2)/r

Omega can also be expressed as v/r.

By equating the two forces and playing around a bit I'm sure you'll come out with your answer.
 
  • #3
can anyone give the Lagrange of the system in plane polar coordinates?
 

What is a cyclotron?

A cyclotron is a type of particle accelerator that uses an oscillating electric field to accelerate charged particles in a spiral path.

How does charge move in a cyclotron orbit?

In a cyclotron, charged particles are injected into a magnetic field and then accelerated by an oscillating electric field. As the particles gain speed, they follow a circular path around the center of the cyclotron.

What factors affect the charge's motion in a cyclotron orbit?

The key factors that affect the charge's motion in a cyclotron orbit are the strength of the magnetic field, the frequency of the electric field, and the mass and charge of the particle itself.

What is the purpose of a cyclotron?

Cyclotrons are used in scientific research to accelerate particles to high energies for experiments in nuclear physics, medical imaging, and other areas of study.

What are some advantages of using a cyclotron for particle acceleration?

Some advantages of using a cyclotron for particle acceleration include its compact size, high acceleration efficiency, and ability to produce high intensity beams of particles.

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