A. 0.33
B. 0.4
C. 0.5
D. 0.55
E. 0.6
Related Mcqs:
- The endurance limit in shear of carbon steel can be obtained by multiplying the endurance limit in flexure by a factor of____________?
A. 0.25
B. 0.45
C. 0.55
D. 0.65
E. 0.75 - 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 - The endurance limit of a material with finished surface in comparison to rough surface is_________________?
A. more
B. less
C. same
D. more or less depending on quantum of load
E. unpredictable - In testing a material for endurance strength, it is subjected to_______________________?
A. static load
B. dynamic load
C. impact load
D. static as well as dynamic load
E. completely reversed load - The ultimate strength of steel in tension in comparison to shear is in the ratio of__________________?
A. 1 : l
B. 2:1
C. 3 : 2
D. 2 : 3
E. 1 : 2 - For steel, the ultimate strength in shear as compared to ultimate strength in tension is ___________________?
A. same
B. 1/2
C. 1/3
D. 1/4
E. 2/3 - Shear stress theory is applicable for____________________?
A. ductile fnaterials
B. brittle materials
C. elastic materials
D. all of the above
E. none of the above - The shear plane in case of bolts should_________________?
A. be across threaded portion of shank
B. be parallel to axis of bolt
C. be normal to threaded portion of shank
D. never be across the threaded portion
E. none of the above - 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 - The fatigue limit of a material____________________?
A. is greatly decreased by poor surface conditions
B. remains same irrespective of surface conditions
C. depends mainly on core composition
D. is dependent upon yield strength of material
E. none of the above
