Moving Charges and Magnetism - Result Question 16

16. A charged particle moves through a magnetic field in a direction perpendicular to it. Then the

(a) velocity remains unchanged

[2003]

(b) speed of the particle remains unchanged

(c) direction of the particle remains unchanged

(d) acceleration remains unchanged

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Answer:

Correct Answer: 16. (b)

Solution:

  1. (b) Magnetic force acts perpendicular to the velocity. Hence speed remains constant.


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