Proving Circular Beam is Composed of Negative Particles

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SUMMARY

The discussion focuses on proving that a circular beam consists of negatively charged particles. It clarifies that if the term "circular" refers to trajectory, the charged particles are influenced by a magnetic field, which can be analyzed using the Lorentz force equation, F = q v × B. The right-hand rule is essential for determining the direction of movement: positive charges move in one direction while negative charges move in the opposite direction. The orientation of the beam, whether clockwise or counterclockwise, is crucial for accurate identification of the charge type.

PREREQUISITES
  • Understanding of Lorentz force and its equation F = q v × B
  • Familiarity with the right-hand rule for vector cross products
  • Basic knowledge of charged particle dynamics in magnetic fields
  • Concept of circular motion in physics
NEXT STEPS
  • Study the implications of the Lorentz force on charged particles in magnetic fields
  • Learn about the right-hand rule and its applications in electromagnetism
  • Research circular motion dynamics and its relation to particle charge
  • Explore experimental methods for detecting particle charge types in beams
USEFUL FOR

Physicists, electrical engineers, and students studying electromagnetism and particle physics will benefit from this discussion.

teng125
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how to prove that the circular beam consists of negative charged particles??

pls help
 
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teng125 said:
how to prove that the circular beam consists of negative charged particles??

pls help
Can you give us a bit more information?

AM
 
The way the question is worded, one cannot tell if one means circular in profile or circular in trajectory.

If circular refers to trajectory, then it would appear the charged particles are moving in a magnetic field and are thus subject to a Lorentz, [itex]\vec{F}[/itex],

[itex]\vec{F}[/itex] = q [itex]\vec{v}\,\times\,\vec{B}[/itex].

Use the righthand rule for the cross product. Positive charges move in one direction, negative charges move the opposite direction, and one must determine clockwise or counterclockwise.
 

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