| ⇦ | 
| ⇨ |
A metal bar of length L and area of cross-section A is clamped between two rigid supports. For the material of the rod, Young’s modulus is Y and coefficient of linear expansion is α. If the temperature of the rod is increased by ∆t⁰C, the force exerted by the rod on the supports is
Options
(a) YAL.∆t
(b) Yaα.∆t
(c) Ylα.∆t/A
(d) YαAL.∆t
Correct Answer:
Yaα.∆t
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - In Wheatstone bridge, three resistors P,Q and R are conncected in three arms
- Charge passing through a conductor of cross-section area A=0.3 m² is given
- A body starts from rest, what is the ratio of the distance travelled by the body
- The concentric spheres of radii R and r have positive charges q₁ and q₂ with equal
- If two bodies are projected at 30⁰ and 60⁰ respectively with the same velocity, then
Topics: Properties of Bulk Matter
(130)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In Wheatstone bridge, three resistors P,Q and R are conncected in three arms
- Charge passing through a conductor of cross-section area A=0.3 m² is given
- A body starts from rest, what is the ratio of the distance travelled by the body
- The concentric spheres of radii R and r have positive charges q₁ and q₂ with equal
- If two bodies are projected at 30⁰ and 60⁰ respectively with the same velocity, then
Topics: Properties of Bulk Matter (130)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply