When unloading, why is the unloading curve parallel to the elastic portion of the loading curve...

Question

Question

When unloading, why is the unloading curve parallel to the elastic portion of the loading curve in most metals? Because stiff

Answer 1

Answer #1

Because Young's Modulus is non-linear , so it will be parallel to the loading / elastic curve

So the Answer is

Option C

Answer 2

Similar Homework Help Questions

1. (5 pts) If a steel bar subjected to uniaxial tension enters into t the plasticity...

1. (5 pts) If a steel bar subjected to uniaxial tension enters into t the plasticity region of the stress-strain curve, which of the following statement is ALWAYS true? (select all that apply) a. Stress in the bar has exceeded yielding strength: b. Stress in the bar has exceeded proportional limit; c. The total strain can d. The plastic strain can be fully recovered if tensile load is fully released; be fully recovered if tensile load is fully rel released;...
7) Which of the following is true? O The linear coefficient of thermal expansion is unique...

7) Which of the following is true? O The linear coefficient of thermal expansion is unique for each material (material property) O The displacement due to temperature is linearly related to the original length O Stress concentration factors relate the maximum stress to the average stress O Sharp corners should be avoided because they create stress concentrations. O All the above are true 8) Which of the following statements are true? O A simply supported beam which supports a load...