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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.
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Topics: Properties of Bulk Matter
(130)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The displacement of an object attached to a spring and executing simple harmonic
- A sound source is moving towards a stationary listener with 1/10th of the speed
- A metal conductor of length 1m rotates vertically about one of its ends at angular
- What is the value of Ā+A in the Boolean algebra?
- A tuning fork of frequency 512 Hz makes 4 beats per second with the vibrating string
Topics: Properties of Bulk Matter (130)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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