Two charged particles are projected into a region where there is a magnetic field perpendicular…

Physics JAMB 2005

Two charged particles are projected into a region where there is a magnetic field perpendicular to their velocities. if the charges are deflected in opposite directions, which of the following statements is true of the charge?

  • the charge must be of opposite sign checkmark
  • positive charges are more in number
  • the charges are electrically neutral
  • the charges are of the same sign

The correct answer is: A

Explanation

The charge must be opposite in sign, since the positive charges will deflect to the negative plate, and the negative charge to the positive plate
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