Machine Design
If the size of a standard specimen for a fatigue testing machine is increased, the endurance limit for the material will

None of these
Decrease
Have same value as that of standard specimen
Increase

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Machine Design
Coaxing is the procedure of increasing

Metal resistance to corrosion by coating
Metal strength by cycling
Metal hardness by surface treatment
Fatigue limit by over-stressing the metal by successively increasing loadings

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