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Machine Design

Machine Design
A single strap butt joint is always in __________ shear.

Double
Single
None of these
Triple share

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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)

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

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Machine Design
The dedendum is the radial distance from the

Pitch circle to the bottom of a tooth
Pitch circle to the top of a tooth
Top of a tooth to the bottom of a tooth
Addendum circle to the clearance circle

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Machine Design
Eye bolts are used for

Transmission of power
Foundation purposes
Lifting and transportation of machines and cubicles
Absorbing shock and vibrations

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Machine Design
A key way lowers

The ductility of the shaft
The strength of the shaft
Both the strength and rigidity of the shaft
The rigidity of the shaft

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Machine Design
Stress concentration in static loading is more serious in

Depends on other factors
Brittle materials
Ductile materials
Equally serious in both cases

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