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Question
Which of the following is NOT a characteristic of strain energy?
Options
It depends on Young's modulus
It is proportional to deformation
It increases when deformation exceeds the elastic limit
It is recoverable within the elastic limit
MCQ
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Solution
It increases when deformation exceeds the elastic limit
Explanation:
Strain energy is stored only within the elastic limit. Once deformation exceeds the elastic limit, the material undergoes permanent deformation and does not store recoverable strain energy.
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