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cse • paper_1 • thermal_physicscse-1999-subject-04-008

Root-mean-square speed — UPSC CSE 1999 Physics PYQ

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The RMS speed of oxygen molecules at 0^\circ\text{ C} is 460\text{ ms}^{-1}. What would be the RMS speed of Argon molecules (Mol. wt. = 40 gm/mole) at 40^\circ\text{ C} and at what temperature this speed would be double than at N.T.P.?

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