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CGP EDU Academic Team
Published on: September 12, 2026
An aluminium rod with Young's modulus Y = 7. 0 x 10 10 N m -2 undergoes elastic strain of 0. 04%. The energy per unit volume stored in the rod in SI unit
Text Solution
Verified by ExpertsThe correct answer is:
C
The data given is
Y = 7 x 10 10 N m -2 and
Young's modulus is given by the ratio of stress and strain,
The energy stored is given as
…(i)
The energy per unit volume can be written from equation (i)
….(ii)
Substituting the values in equation (ii)
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