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Machine Design

Machine Design
Guest's theory of failure is applicable for following type of materials

Plastic
Brittle
Elastic
Ductile

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Machine Design
Gears are casted by

Centrifugal casting
Permanent mould casting
Sand mould casting
Slush casting

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Machine Design
The valve rod in a steam engine is connected to an eccentric rod by

Cotter joint
Bolted joint
Knuckle joint
Universal coupling

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Machine Design
Which of the following pipe joints would be suitable for pipes carrying steam?

Flanged
Bell and spigot
Threaded
Expansion

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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
Viscosity, speed and load
Length, width and speed

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Machine Design
In designing a sleeve coupling, length of the sleeve is taken as (where d = Diameter of the shaft)

d + 17 mm
3.5 d
2d + 20 mm
2d + 13 mm

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