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Machine Design

Machine Design
The efficiency of a riveted joint is equal to

Least of Pt, Ps and Pc/P
Pc /P
Pt /P
Ps /P

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Machine Design
In cylindrical cams, the follower moves

In any direction irrespective of cam axis
Along the cam axis
In a direction parallel to the cam axis
In a direction perpendicular to the cam axis

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Machine Design
Multiple threads are used to secure

High mechanical advantage
High load lifting capacity
High efficiency
Low efficiency

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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

Ensure proper alignment
Reduce slip
Ensure uniform loading
Reduce vibration

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Machine Design
The building up of worn and undersized parts, subjected to repeated loads by electroplating is

Cheapest method
Has no effect as regards fatigue strength
Extremely hazardous
Best method

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Machine Design
The material generally used for aircraft components is

High speed steel
Mild steel
Stainless steel
Aluminium

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