

MCQOPTIONS
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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. | |