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Ratio of speeds of charges q and 4q falling through the same potential difference

The same question, asked 2 times: May 2021 S1, 11 May 2023 S2. Every wording below, oldest first.

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  1. Question 1

    May 2021 S1

    32
    Two particles A and B having same mass have charge +q+q and +4q+4q, respectively. When they are allowed to fall from rest through the same electric potential difference, the ratio of their speeds vAv_A to vBv_B will become

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  2. Question 2

    11 May 2023 S2

    6
    A particle 'A' has charge '+q' and a particle 'B' has charge '+4q'. Each has same mass 'm'. When they are allowed to fall from rest through the same potential, the ratio of their speeds will become (particle A to particle B)

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