Published by:
CGP EDU Academic Team
Published on: August 12, 2026
SECTION-3 (Integer value correct Type)
This section contains 5 questions. The answer to each of the questions is a single digit integer, ranging from 0 to 9. (both inclusive).
The atomic masses of He and Ne are 4 and 20 a.m.u., respectively. The value of the de Broglie wavelength of He gas at – 73 0 C is “ M ” times that of the de Broglie wavelength of Ne at 727 0 C. M is
Text Solution
Verified by ExpertsThe correct answer is:
5
(5)
Since, 
(since K.E. 
T)
For two gases,
──────────────────────────────────────────────────────────────────────────────────────────
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
INSTRUCTIONS Maximum Marks: 180
A. General:
1. This booklet is your Question Paper. Do not break th…
The work done on a particle of mass m by a force (K being a constant of appropriate dimensions, wh…
Two rectangular blocks, having identical dimensions, can be arranged either in configuration I or i…
A ray of light travelling in the direction is incident on a plane mirror. After reflection, it tra…
The diameter of a cylinder is measured using a Vernier callipers with no zero error. It is found th…
Two non-reactive monoatomic ideal gases have their atomic masses in the ratio 2 : 3. The ratio of t…