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Machine Design

Machine Design
A cotter joint is used to connect two __________ rods.

Parallel
Co-axial
Perpendicular
None of these

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Machine Design
According to I.B.R., the factor of safety of riveted joint should not be less than

4
3
2
1

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Machine Design
Rankine's theory is used for

Brittle materials
Ductile materials
Elastic materials
Plastic materials

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Machine Design
In designing a sleeve coupling, outer diameter of the sleeve is taken as (where d = Diameter of the shaft)

d + 17 mm
2d + 20 mm
3.5d
2d + 13 mm

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Machine Design
Which of the following pipe joints would be suitable for pipes carrying steam?

Bell and spigot
Flanged
Threaded
Expansion

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

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

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