Question
Strength of Materials Question on Maximum Shear Stress Theory
For a mild steel specimen subjected to uniaxial tensile load, which of the following is/are TRUE?
A
The engineering stress-strain curve is linear within the elastic limit.
B
The specimen fails in cup and cone type fracture.
C
The true stress is always more than the engineering stress at any finite strain.
D
The specimen does not regain its original dimensions after complete unloading from an initial stress above the yield stress.
Answer
The specimen fails in cup and cone type fracture.
Explanation
Solution
The correct options are (B), (C) and (D).