1.

A particle \[A\] has charge \[+q\] and a particle \[B\] has charge \[+\,4q\] with each of them having the same mass \[m\]. When allowed to fall from rest through the same electric potential difference, the ratio of their speed \[\frac{{{v}_{A}}}{{{v}_{B}}}\] will become   [BHU 1995; MNR 1991; UPSEAT 2000; Pb PET 2004]

A. \[2:1\]
B. \[1:2\]
C. If assertion is true but reason is false.
D. \[4:1\]
Answer» C. If assertion is true but reason is false.


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