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Machine Design

Machine Design
The standard length of the shaft is

All of these
7 m
6 m
5 m

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

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

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Machine Design
Lewis equation is applied

To stronger of the pinion or gear
To weaker of the pinion or gear
Only to the pinion
Only to the gear

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Machine Design
The property of a bearing material which has the ability to accommodate small particles of dust, grit etc. without scoring the material of the journal, is called

Bondability
Embeddability
Fatigue strength
Comformability

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Machine Design
For a square key made of mild steel, the shear and crushing strength are related as

Shear strength is less than crushing strength
Shear strength is equal to crushing strength
None of these
Shear strength is greater than crushing strength

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Machine Design
Which of the following cotter joint will be used to connect strap end of a connecting rod?

Spigot and socket cotter joint
Sleeve and cotter joint
Any one of these
Gib and cotter joint

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