Published by:
CGP EDU Academic Team
Published on: August 14, 2026
(I) Stress and Young's modulus have same dimensions.
(II) The dimensions of thermal conductivity of a substance is 
.
(III) Stress and strains are dimensionless physical quantities.
Which of the following statements is/are correct?
Text Solution
Verified by ExpertsThe correct answer is:
C
Stress 
Young modulus 
Strain 
As, 
Strain 
Dimensionless
[Stress 
Young modulus 
Thermal conductivity, 
Strain is a dimensionless physical quantity, whereas stress is not a dimensionless physical quantity.
──────────────────────────────────────────────────────────────────────────────────────────
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
PHYSICS
SINGLE CORRECT MCQ
A series - circuit with has resonance angular frequency . At resonan…
The resistance of hexagon circuit between and represented in figure is
(Take, resistance of each …
The ratio of maximum acceleration to maximum velocity in a simple harmonic motion is . At , the d…
A proton of mass and charge is projected with a speed of at an angle of to the -axis. If a uni…
The velocity of the particle of mass moving along a circle of radius depends on the distance cove…
A billiard ball of mass moving with velocity collides two identical balls and in contact and a…