STANDARDPhysics-Kinetic Theory
STANDARD Physics RMS Speed MCQ Question
Type: MCQ-numerical-Hard-Class 11
If vₘₛ is the rms speed of molecules in a gas and v is the speed of sound waves in the gas, then the ratio vₘₛ/v is
A
Option 1
B
Option 2
C
Option 3
D
Option 4
Correct Answer
Option A
Detailed Explanation
The ratio of rms speed to the speed of sound in an ideal gas can be derived from the kinetic theory of gases and is typically √(3γ/5).
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