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Machine Design

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

Co-axial
Parallel
Perpendicular
None of these

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Machine Design
The design of shafts made of brittle materials is based on

Von Mises theory
Guest's theory
Rankine's theory
St Venant's theory

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

Elastic strength
Yield strength
Toughness
Brinell hardness number

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Machine Design
In order to permit the thermal expansion/contraction of tubing, it should be

Crimped
Flared
Bent
Honed

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Machine Design
Three different weights fall from a certain height under vacuum. They will take

Same time to reach earth
Times inversely proportional to weight to reach earth
Times proportional to weight to reach earth
None of these

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Machine Design
A universal coupling is used to connect two shafts

Which are perfectly aligned
Whose axes intersect at a small angle
Have lateral misalignment
Which are not in exact alignment

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