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
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
Endurance is a measure of fatigue limit of a metal. Fatigue crack in nitrided machine parts originates
A At the surface
B Within the core
C Just below the surface
D Anywhere on the surface
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
The fatigue life of a part can be improved by
A Electroplating
B Polishing
C Coating
D Shot peening
Which of the following is not correct procedure to increase the fatigue limit?
A Cold working
B Shot peening
C Surface decarburisation
D Under stressing
Which process will increase the fatigue duration of parts?
A Finishing and polishing
B Shot-peening
C De-carburisation
D Electroplating
__________ can not increase the fatigue strength of a material.
A Grain refining
B Grain coarsening
C Surface hardening
D Shot peening
According to ADB/World bank, the expected GDP growth rate of Bangladesh in the current fiscal year is expected to be close to :
A 9%
B 8%
C 7%
D 5%
An accounting approach, in which expected benefits exceed expected cost is classified as
A benefit approach
B cost approach
C cost-benefit approach
D accounting approach

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