Home Physics Kinetic Theory of Gases Telangana & AP CET Previous Year Question Uranium has two isotopes of masses 235 and 2…
Physics Kinetic Theory of Gases Telangana & AP CET Previous Year Question MCQ (Single Correct)

Uranium has two isotopes of masses 235 and 238 units. If both of them are present in uranium hexafluoride gas, find the percentage ratio of difference in rms velocities of two isotopes to the rms velocity of heavier isotope.

A
1.64
B
0.064
C
0.64
D
6.4

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Text Solution

Verified by Experts
The correct answer is:
C

Given, .

Mass of first uranium isotope, units Mass of second uranium isotope, units RMS speed of gas molecules,

The required percentage,

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