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Machine Design

Machine Design
A steel containing _________ 0.8% carbon is known as hypo-eutectoid steel.

Equal to
None of these
Greater than
Less than

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Machine Design
Surface endurance limit of gear material is dependent upon its

Elastic strength
Yield strength
Brinell hardness number
Toughness

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Machine Design
Rankine Gordon formula for buckling is valid for

Short column
Long column
Very long column
Short and long column

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Machine Design
If the centre distance of the mating gears having involute teeth is varied within limits, the velocity ratio

Increases
None of these
Remains unchanged
Decreases

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

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

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Machine Design
When a nut is tightened by placing a washer below it, the bolt will be subjected to following type of loads

Tension
Shear
Compression
Combined loads

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