If a material fails below its yield point, failure would be due to___________________? - PakMcqs

Related Mcqs:

1. The function of a washer is to___________________?

   A. provide cushioning effect B. provide bearing area C. absorb shocks and vibrations D. provide smooth surface in place of rough surface E. act as a locking device...

2. If shearing stress in nut is half the tensile stress in a bolt, then nut length should be equal to___________________?

   A. diameter of bolt B. 0.75 x diameter of bolt C. 1.25 x diameter of bolt D. 1.5 x diameter of bolt E. 0.5 x diameter of bolt...

3. The function of cutting oil when threading a pipe is to___________________?

   A. provide cooling action B. lubricate the dies C. help remove chips D. all of the above E. none of the above...

4. If the tearing efficiency of a riveted joint is 75%, then the ratio of diameter of rivet to the pitch is equal to___________________?

   A. 0.2 B. 0.25 C. 0.50 D. 0.6 E. 0.75...

5. The property of a material which enables it to resist fracture due to high impact loads is known as__________________?

   A. elasticity B. endurance C. strength D. toughness E. resilience...

6. Yield point in fatigue loading as compared to static loading is__________________?

   A. same B. higher C. lower D. depends on other factors E. none of the above...

7. Guest’s theory of failure is applicable for following type of materials_________________?

   A. brittle B. ductile C. elastic D. plastic E. tough...

8. 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 E. all of the above...

9. Rankine’s theory of failure is applicable for following type of materials___________________?

   A. brittle B. ductile C. elastic D. plastic E. tough...

10. For standard coarse threads of nut, the threads will be as strong in failure by shear as the bolt in tension, if the height of nut (h) is approximately________________?

    A. 0.4 times B. 0.6 times C. 0.7 times D. 0.8 times E. 0.9 times the normal diameter of bolt...