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Machine Design

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

Bent
Crimped
Honed
Flared

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Machine Design
The strength of a riveted joint is equal to

Crushing strength of rivet (Pc)
Least value of Pt Ps and Pc
Shearing strength of rivet (Ps)
Tearing strength of plate (Pt)

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Machine Design
If an application calls for stresses on screw threads in one direction only, then the following type of thread would be best suited

BSW
Square
Acme
Buttress

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Machine Design
In a belt drive, if the pulley diameter is doubled keeping the tension and belt width constant, then it will be necessary to

Increase the key depth
Increase the key width
Increase the key length
Decrease the key length

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Machine Design
The material generally used for aircraft components is

High speed steel
Aluminium
Mild steel
Stainless steel

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Machine Design
The backlash for spur gears depends upon

Module
Pitch line velocity
Tooth profile
Both module and pitch line velocity

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MORE MCQ ON Machine Design

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