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Machine Design

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

Crimped
Honed
Bent
Flared

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Machine Design
In a multiple V-belt drive, when a single belt is damaged, it is preferable to change the complete set in order to

Reduce slip
Ensure uniform loading
Reduce vibration
Ensure proper alignment

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Machine Design
The stress in the bar when the load is applied suddenly is __________ as compared to the stress induced due to gradually applied loads.

Same
Three times
Four times
Double

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Machine Design
The bearing characteristic number in a hydrodynamic bearing depends upon

Viscosity, speed and bearing pressure
Length, width and load
Length, width and speed
Viscosity, speed and load

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Machine Design
Cast iron pipes are mainly used

In water and sewage systems
In pressure lubrication systems on prime movers
All of these
For conveying steam

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Machine Design
A connecting rod subjected to an axial load may buckle with

X-axis or Y-axis as neutral axis
Z-axis
X-axis as neutral axis
Y-axis as neutral axis

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