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Machine Design

Machine Design
In a marine flange coupling, the thickness of flange is taken as

d/2
3d/4
d/4
d/3

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Machine Design
The diameter of the rivet hole is usually __________ the nominal diameter of the rivet.

Less than
None of these
More than
Equal to

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Machine Design
In order to obtain bolt of uniform strength

Drill an axial hole through head up to threaded portion so that shank area is equal to root area of thread
Increase shank diameter
Tighten die bolt properly
Increase its length

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Machine Design
The coefficient of friction between the belt and pulley depends upon the

Slip of belt
Speed of belt
All of these
Material of belt and pulley

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Machine Design
In a butt welded joint, the size of weld is __________ the throat of weld.

Double
2 times
0.5 times
Equal to

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Machine Design
In the case of an elastic bar fixed at upper end and loaded by a falling weight at lower end, the shock load produced can be decreased by

Decreasing the cross-section area of bar
Remain unaffected with cross-section area
Would depend upon other factors
Increasing the cross-section area of bar

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