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MACHINE DESIGN

Machine Design
Fabric belts are used in industrial applications because

They are unaffected by moisture and humidity
They can work at high temperature
None of these
They are cheap

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Machine Design
A coupling used to connect two perfectly aligned shafts, is

Muff coupling
Flange coupling
All of these
Compression coupling

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Machine Design
Rankine Gordon formula for buckling is valid for

Short and long column
Long column
Very long column
Short column

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Machine Design
The belt slip occurs due to

Driving pulley too small
Any one of the above
Heavy load
Loose belt

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Machine Design
The lead angle of a worm is 22.5°. Its helix angle will be

45°
90°
67.5°
22.5°

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