The root mean square velocity of the molecules of an ideal gas is:-

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Important Questions on Kinetic Theory of Gases

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Beta Question Bank for Medical: Physics>Chapter 18 - Kinetic Theory of Gases>Exercise (Conceptual Questions)>Q 37

At constant pressure hydrogen is having temperature of 327ºC. Till what temperature it is to be cooled so that the rms velocity of its molecules becomes half of the earlier value:-

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Beta Question Bank for Medical: Physics>Chapter 18 - Kinetic Theory of Gases>Exercise (Conceptual Questions)>Q 38

The RMS velocity of gas molecules of a given amount of a gas at

27 °C

and

1.0 \times 10^{5} N m^{- 2}

pressure is

200 m s^{- 1}

. If temperature and pressure are, respectively,

127 ° C

and

0.5 \times 10^{5} N m^{- 2}

, then the RMS velocity will be,

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Beta Question Bank for Medical: Physics>Chapter 18 - Kinetic Theory of Gases>Exercise (Conceptual Questions)>Q 39

Two container of same volume are filled with atomic Hydrogen and Helium respectively at 1 and 2 atm pressure. If the temperature of both specimen are same then average speed < C_H > for hydrogen atoms will be-

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Beta Question Bank for Medical: Physics>Chapter 18 - Kinetic Theory of Gases>Exercise (Conceptual Questions)>Q 40

The r.m.s. speed of a gas molecule is 300 m/s. Calculate the r.m.s. speed if the molecular weight is doubled while the temperature is halved-

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Beta Question Bank for Medical: Physics>Chapter 18 - Kinetic Theory of Gases>Exercise (Conceptual Questions)>Q 41

The root-mean-square velocity of hydrogen molecules at