Question: Problem 6 :A material is subject to a relaxation test under a strain of 0 . 2 0 and exhibits the stress - time behavior

Problem 6:A material is subject to a relaxation test under a strain of 0.20 and
exhibits the stress-time behavior shown on the next page. Determine:
a. The initial elastic modulus
b. The relaxation modulus at 24h
c. The relaxation %.
Problem 6:A material is subject to a relaxation test under a

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