The stress-strain plot for ductile materials exhibits peak at ultimate – McqOptions

MCQOPTIONS

1.	The stress-strain plot for ductile materials exhibits peak at ultimate strength
A.	because necking begins to occur, whereby engineering stress becomes less than the true stress
B.	because the material starts becoming weakening at the microstructural level
C.	due to strain softening of the material
D.	none of the above
Answer» B. because the material starts becoming weakening at the microstructural level

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