Related Questions

When a nut is tightened by placing a washer below it, the bolt will be subjected to following type of loads
A Compression
B Tension
C Shear
D Combined loads
The most important function of a washer is to provide bearing area and washers are normally specified by their hole diameters. The diameter of washer as compared to the nut is
A More
B Less
C Same
D More but less than the diameter of bolt
When a bolt and nut is made of mild steel, then the effective height of nut is made equal to (where d = Nominal diameter of bolt)
A 0.5 d
B 0.75 d
C d
D 1.25 d
A bolt is made to pass through a tube and both of them are tightly fitted with the help of washers and nuts. If the nut is tightened, then
A Bolt and tube are under tension
B Bolt and tube are under compression
C Bolt is under compression and tube is under tension
D Bolt is under tension and tube is under compression
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 × diameter of bolt
C 1.25 × diameter of bolt
D 1.5 × diameter of bolt
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
When a bolt is subjected to an external load, the stress induced in the bolt will be
A Tensile stress
B Shear stress
C Combined tensile and shear stress
D Any one of these
When a bolt is subjected to shock loading, the resilience of the bolt should be considered in order to prevent breakage at the
A Thread
B Middle
C Shank
D Head
The pitch of threads on a Jock nut in comparison to pitch of nut is
A Same
B Coarser
C Finer
D Very fine
A rod is enclosed centrally in a tube and the assembly is tightened by rigid washers. If the assembly is subjected to a compressive load, then
A Rod is under compression
B Tube is under compression
C Both rod and tube are under compression
D Tube is under tension and rod is under compression

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