In an inertial frame of reference, the magnetic force on a moving charged particle is F. Its value in another inertial frame of reference will be
In an inertial frame of reference, the magnetic force on a moving charged particle is F. Its value in another inertial frame of reference will be
A. remained same
B. changed due to change in the amount of charge
C. changed due to change in velocity of charged particle
D. changed due to change in field direction
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Correct Answer - C
`vecF=q(vecv xx vecB) therefore F="qv B sin "theta`
which shows magnetic field is velocity dependent due to which it differs from one inertial frame to another.
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