In cross or regular lay ropes_________________?

A. Direction of twist of wires in strands is opposite to the direction of twist of strands
B. Direction of twist of wires and strands are same
C. Wires in two adjacent strands are twisted in opposite direction
D. Wires are not twisted

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

Basic hole is one_________________?

A. Whose upper deviation is zero
B. Whose lower deviation is zero
C. Whose lower as well as upper deviations are zero
D. Does not exist

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

The resultant axial load on a bolt depends on_______________?

A. initial tension
B. external load applied
C. relative elastic yielding (springness) of the bolt and the connected member
D. a. and b. above

When a bolt is subjected to shock loading, the resilience of the bolt should be considered in order to prevent breakage at_______________?

A. Shank
B. Head
C. In the middle
D. At the thread

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

The shock absorbing capacity of a bolt can be increased by___________________?

A. tightening it properly
B. increasing shank diameter
C. grinding the shank
D. using washer

If an application calls for stresses on screw threads in one direction only, then the following type of thread would be best suited ________________?

A. Square
B. Acme
C. Buttress
D. Bsw

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