Published by:
CGP EDU Academic Team
Published on: August 13, 2026
A section of a railway track is clamped between two nails. In summers it gets heated up and as a result, some elastic energy is stored in it. If 
coefficient of linear expansion, 
Young's modulus, 
Area of cross section. Find the energy stored per unit length in the railway track.
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
A
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