1.

A charged particle moves with velocity v in a uniform magnetic field \[\overrightarrow{B}\]. The magnetic force experienced by the particle is [CBSE PMT 1990]

A. Always zero
B. Never zero
C. Zero, if \[\overrightarrow{B}\] and \[\overrightarrow{v\,}\] are perpendicular
D. Zero, if \[\overrightarrow{B}\] and \[\overrightarrow{v\,}\] are parallel
Answer» E.


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