Fatigue failure of a material results from ______________ stress?

Related Mcqs:

1. 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

2. Fatigue failure of a material may occur, when it is subjected to _____________ stress?

   A. Fluctuating
   B. Tensile
   C. Compressive
   D. Torsion

3. Fatigue failure of a material results from _____________ stress?

   A. Tensile
   B. Compressive
   C. Fluctuating
   D. None of these

4. Fatigue strength of a material increases by_____________________?

   A. Having notches in the specimen
   B. Rise in temperature
   C. Under stressing the specimen
   D. Having scratches on the surface

5. Slow plastic deformation of metals under a constant stress is termed as _____________ failure?

   A. Fatigue
   B. Endurance
   C. Creep
   D. None of these

6. Slow and progressive deformation of a material with time under constant stress is called___________________?

   A. Creep
   B. Erosion
   C. Resilience
   D. None of these

7. Non-ferrous metals and hard steels do not exhibit a definite yield point, when pulled in the testing machine and hence for these cases, a better measure of their elastic properties is defined by the ______________ stress?

   A. Ultimate
   B. Yield point
   C. Proof
   D. None of these

8. Cast iron is a ______________ material?

   A. Brittle
   B. Ductile
   C. Tough
   D. Malleable

9. Ability of a material to ______________ is indicated by its damping capacity?

   A. Withstand compression
   B. Absorb vibration
   C. Absorb shock
   D. None of these

10. _______________ does not contain tin as an alloying material?

    A. Brass
    B. Pewter
    C. Solder
    D. Babbitt metal