Related Questions

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
Fatigue limit improvement by over stressing the metal by successively increasing the load is called coaxing. In fatigue failure, the material fails
A Below the yield point
B Above the yield point
C Below the elastic limit
D At the elastic limit
What type of failure occurs when Oracle fails due to an operating system or computer hardware failure?
A Application failure
B Instance Failure
C Media Failure
D Rollback failure
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
If a material fails below its yield point, failure would be due to
A Straining
B Fatigue
C Creep
D Sudden loading
Failure of a material is attributed to __________ if it fails below its yield point.
A Impact loading
B Fatigue
C Creep
D Straining
Which of the following is not a characteristic observed in material failure by fatigue fracture ?
A Plastic deformation of material does not occur
B Initiation of crack from below the surface does not occur
C Initation of crack occurs on the surface of the machine part
D Presence of both rough & smooth zone with conchoidal markings in smooth zone of the surface
Fatigue failure of a material results from __________ stress.
A Tensile
B Compressive
C Fluctuating
D None of these
Fatigue failure of a material may occur, when it is subjected to __________ stress.
A Fluctuating
B Tensile
C Compressive
D Torsion
The stress at which a metal fails by fatigue lies
A Near the fracture point of the stress-strain curve
B In the plastic range
C In the elastic range
D None of these

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