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Correct relation between rms velocity and absolute temperature

The same question, asked 2 times: May 2022 S1, 18 Apr 2026 S2. Every wording below, oldest first.

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  1. Question 1

    May 2022 S1

    6
    When the rms velocity of a gas is denoted by vv, which one of the following relations is true? (TT = Absolute temperature of the gas.)

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  2. Question 2

    18 Apr 2026 S2

    117
    When the r.m.s. velocity of a gas is denoted by 'vv' at temperature 'TT'. Out of the following relations, the true one is

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