Engineering, 24.03.2020 23:53 potatochin21

During the stress relaxation polymers remain under a fixed strain.
Using the definition of the Relaxation Time constant; "a material property that defines the time needed for the instantaneous stress to decrease to 37% the initial stress", explain why the change in the load is greater at the beginning of the two minutes?

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During the stress relaxation polymers remain under a fixed strain.
Using the definition of th...