1.

For polymers close to glass transition temperature which of the following can be a value of G?

A. 1 J/m<sup>2</sup>
B. 900 J/m<sup>2</sup>
C. 1200 J/m<sup>2</sup>
D. 1400 J/m<sup>2</sup>
Answer» C. 1200 J/m<sup>2</sup>


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