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
Related Mcqs:
- If d is the diameter of bolt hole then for a flanged pipe joint to be leak proof, the circumferential pitch of the bolts should be_________________?
A. lOVZ
B. 10VZtol5Vd
C. 15Vdto20VZ
D. 20Vdto30Vd
E. 30V5″to40Vd - Eye bolts are used for_________________?
A. foundation purposes
B. locking devices *
C. absorbing shock and vibrations
D. transmission of power
E. lifting and transportation of machines and cubicles - Allen bolts are___________________?
A. self locking bolts
B. designed for shock load
C. used in aircraft application
D. provided with hexagonal depression in head
E. uniform strength bolts - The connecting rod bolts are tightened up so that tightening stress _________________?
A. is just sufficient to hold parts together
B. approaches yield point
C. is 50% of yield point
D. is about yield point divided by safety factor
E. none of the above - The connecting rod bolts are tightened up with initial tension greater than the external load so that___________________?
A. joint may not open up
B. bolts are weakest elements
C. the resultant load on the bolt would not be affected by the external cyclic load
D. bolts will not loosen during service
E. none of the above - The ratio of endurance limit in shear to the endurance limit in flexure is__________________________?
A. 0.33
B. 0.4
C. 0.5
D. 0.55
E. 0.6 - 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 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 - 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
