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Machine Design

Machine Design
The standard length of the shaft is

7 m
5 m
6 m
All of these

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Machine Design
The maximum stress due to stress concentration in a bar having circular transverse hole, as compared to its static stress without hole will be

2 times more
4 times more
3 times more
Same in both cases

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Machine Design
The property of a material which enables it to be drawn into wires with the application of a tensile force, is called

Plasticity
Malleability
Elasticity
Ductility

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Machine Design
For general industrial machinery, the ratio of the length of journal to its diameter is taken as

0.5 to 1
5 to 10
1 to 2
3 to 5

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

None of these
Remains unchanged
Increases
Decreases

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Machine Design
In helical gears, the distance between similar faces of adjacent teeth along a helix on the pitch cylinders normal to the teeth, is called

Diametral pitch
Axial pitch
Normal pitch
Module

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