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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.
Related Questions: - A vibration magnetometer placed in magnetic meridian has a small bar magnet
- Which one of the following is not a unit of young’s modulus?
- 34 gram of water at 30⁰C is poured into a calorimeter at 15⁰C.
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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
- A vibration magnetometer placed in magnetic meridian has a small bar magnet
- Which one of the following is not a unit of young’s modulus?
- 34 gram of water at 30⁰C is poured into a calorimeter at 15⁰C.
- A heavy nucleus at rest breaks into two fragments which fly off with velocities
- A slab consists of two parallel layers of two different materials of same thickness
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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