PART I: True or false (3 pts each and 45 pts in total) True stress is obtained t

ID: 1542535 • Letter: P

Question

PART I: True or false (3 pts each and 45 pts in total)

True stress is obtained through normalizing a force by the initial area.

True ______ or False ______

The Young’s modulus of elasticity has the same value as the shear modulus of elasticity for a material.

True ______ or False ______

For a fixed point, there is a change in concentration in a non-steady state atomic diffusion.

True ______ or False ______

For a thermal activation process, the thermal activation energy is the energy barrier preventing the process from happening.

True ______ or False ______

A material in a porous form, like fiber and foam, is as good a thermal conductor as in a solid form.

True ______ or False ______

1) true.................2)false...........

3)true.....................4)false.....

5)true

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