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Machine Design

Machine Design
For a shaft diameter of 200 mm, the number of bolts in a marine flange coupling should be

8
4
10
6

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Machine Design
The shearing stresses in the inner face as compared to outer face of the wire in a heavy close coiled spring is

Larger
Equal
Smaller
Larger/smaller depending on diameter of spring coil

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Machine Design
In the levers of __________ type, the mechanical advantage is less than one.

First
Second
Third
None of these

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Machine Design
Euler’s formula for a mild steel column is not valid if the slenderness ratio is

120
100
60
90

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Machine Design
The included angle for the V-belt is usually

60°-80°
10°-20°
40°-60°
30°-40°

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Machine Design
In the levers of first type, the mechanical advantage is ________ one.

More than
None of these
Less than
Equal to

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