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Machine Design

Machine Design
When a close coiled helical spring is compressed, its wire is subjected to

Tension
All of these
Shear
Compression

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Machine Design
A crankshaft is a __________ shaft.

None of these
Transmission
Machine frame
Machine

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Machine Design
The ball bearings are, usually, made from

High carbon steel
Medium carbon steel
High speed steel
Low carbon steel

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Machine Design
The process which improves the machinability of steels, but lowers the hardness and tensile strength is

Process annealing
Spheroidising
Full annealing
Normalising

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Machine Design
In second type of levers,

Effort is in between the fulcrum and load
Fulcrum is in between the load and effort
None of these
Load is in between the fulcrum and effort

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Machine Design
A machine part subjected to _________ is called a strut.

An axial tensile force
Any one of these
An axial compressive force
A tangential force

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