Published by:
CGP EDU Academic Team
Published on: August 14, 2026
A positive charged particle 
, mass 
is dropped from certain point above ground. A constant horizontal magnetic field of magnitude 
is present. If charge falls down by height 
, then speed of charge is (neglect effect of air)
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
A
As work done by magnetic force is zero
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