Engineering stress-strain curve for a metal under two conditions. A and B, are shown is the following figures. Identify the correct statement.

A. The resilience of the material is the same in conditions A and B
B. The resilience of the material is higher in condition B than in condition A
C. The toughness of the material is higher in condition A than in condition B
D. The toughness of the material is higher in condition B than in conditon A
Answer: Option D
The extending the polymer chain by successive addition of monomers units is called
A. Propagation
B. Termination
C. Both A and B
D. None of these
If Reynolds number is greater than 1, then the
A. Viscous force is larger than the inertia force
B. inertia force is larger than the viscous force
C. inertia force is larger than the surface tension force
D. inertia force is larger than the gravitational force
Which is the correct (degree) temperature range for spherodized carbide in low carbon steel
A. 750-950°C
B. 950-1150°C
C. 550-750°C
D. None of these

Join The Discussion