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Kinetic Theory of Gases and Radiation — Physics STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 SciencePhysicsKinetic Theory of Gases and Radiation1 Mark
MCQ
If the absolute temperature of a gas becomes three times the initial absolute temperature, the rms speed of the gas molecules
  • A
    becomes $\frac{1}{3}$ times the initial $r m s$ speed
  • B
    becomes $\frac{1}{\sqrt{3}}$ times the initial rms speed
  • ✓
    becomes $\sqrt{3}$ times the initial rms speed
  • D
    becomes 3 times the initial rms speed.
✓

Answer

Correct option: C.
becomes $\sqrt{3}$ times the initial rms speed
becomes $\sqrt{3}$ times the initial rms speed

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