Related Questions

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
A 0.5
B 1
C 1.5
D 2
The ultimate strength in tension for steel is __________ times the ultimate strength in shear.
A 0.5
B 0.9
C 1.5
D 2.5
For steel, the ultimate strength in shear as compared to ultimate strength in tension is
A $$\frac{1}{2}$$
B $$\frac{1}{3}$$
C $$\frac{1}{4}$$
D $$\frac{2}{3}$$
When a material is subjected to fatigue loading, the ratio of the endurance limit to the ultimate tensile strength is
A 0.20
B 0.35
C 0.50
D 0.65
Failure of a material is termed as fatigue failure, if it fails below the yield point. The resistance to fatigue failure of a material is measured by the
A Ultimate tensile strength (U.T.S.)
B Endurance limit
C Elastic limit
D None of these
The ultimate tensile stress for mild steel is __________ the ultimate compressive stress.
A Equal to
B Less than
C More than
D None of these
The ultimate tensile stress of mild steel compared to ultimate compressive stress is
A Same
B More
C Less
D Unpredictable
The yield point in static loading is __________ as compared to fatigue loading.
A Higher
B Lower
C Same
D None of these
The loss of strength in compression which occurs, when there is a gain of strength in tension due to over loading is called
A Bauschinger effect
B Hooke's effect
C Hysterisis
D Relaxation
When a hole of diameter ‘d’ is punched in a metal of thickness 't', then the force required to punch a hole is equal to (where $${\tau _{\text{u}}}$$ = Ultimate shear strength of the material of the plate)
A $${\text{dt}}{\tau _{\text{u}}}$$
B $$\pi {\text{dt}}{\tau _{\text{u}}}$$
C $$\frac{\pi }{4} \times {{\text{d}}^2}{\tau _{\text{u}}}$$
D $$\frac{\pi }{4} \times {{\text{d}}^2} \times {\text{t}}{\tau _{\text{u}}}$$

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