Related Questions

The ratio of endurance limit in shear to the endurance limit in flexure is
A 0.33
B 0.4
C 0.5
D 0.55
The endurance limit in shear of carbon steel can be obtained by multiplying the endurance limit in flexure by a factor of
A 0.45
B 0.55
C 0.65
D 0.75
The endurance limit of a material with finished surface in comparison to rough surface is
A More
B Less
C Same
D More or less depending on quantum of load
The endurance limit for a mirror polished material will be __________ as compared to unpolished material.
A Same
B Less
C More
D None of these
Endurance limit or fatigue limit is the maximum stress that a member can withstand for an infinite number of load applications without failure when subjected to
A Dynamic loading
B Static loading
C Combined static and dynamic loading
D Completely reversed loading
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
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
If the size of a standard specimen for a fatigue testing machine is increased, the endurance limit for the material will
A Have same value as that of standard specimen
B Increase
C Decrease
D None of these
The endurance or fatigue limit is defined as the maximum value of the stress which a polished standard specimen can withstand without failure, for infinite number of cycles, when subjected to
A Static load
B Dynamic load
C Static as well as dynamic load
D Completely reversed load
High endurance limit of carburised machine parts is because of the fact that carburisation
A Suppresses any stress concentration produced in the parts
B Enhances the yield point of the material
C Introduces a compressive layer on the surface
D Produces a better surface finish

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