List of top Metallurgical Engineering Questions

Von Mises criterion for plastic yielding of a ductile material predicts that the yield stress in uniaxial tension is related to that in pure torsion as
The tensile load-elongation curve of a metal does not describe
Frank–Read source
Movement of jogs can produce
Stretcher strains found in a low carbon sheet are associated with
The primary strengthening mechanism in 70:30 brass is
Stress intensity factor, \( K_{\text{IC}} \), not depends on
The elastic strain energy of a unit length of an edge dislocation as compared to that of a screw dislocation is
The yield point phenomenon observed in annealed low carbon steel is due to the presence of the following element
Which of the following mechanical properties of a material is most structure insensitive?
Decrease in stress at constant deformation under creep conditions is termed as the
Creep resistance can be improved by allowing the
The Vicker’s diamond pyramid method of hardness determination does not give accurate result, when employed for the
The yield point in fatigue loading compared to that in static loading is less. The ratio of ultimate tensile strength to endurance limit of a material subjected to fatigue loading is
The value of Poisson’s ratio of most of the metals is
Extensive plastic deformation occurs during
True strain (\( \varepsilon \)) and engineering strain (\( e \)) are related by
Perfect plastic material is
Metals with high monotonic strain-hardening exponents ($n > 0.15$) and those with a low strain-hardening exponent ($n < 0.15$) respectively would undergo
Deformation by slip occurs in
Levy–Mises equations are valid for
Which of the following is not a point defect?
In precipitation hardenable alloy, like duralumin, intermediate precipitates can form due to:
Magnetic permeability of iron is increased by:
Plastics as a material of construction suffer from the drawback of low: