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