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Machine Design

Machine Design
In a flange coupling, the flanges are coupled together by means of

Studs
Headless taper bolts
Bolts and nuts
None of these

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Machine Design
The objective of caulking in a riveted joint is to make the joint

Free from stress
Free from corrosion
Leak-proof
Stronger in tension

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Machine Design
In a partial journal bearing, the angle of contact of the bearing with the journal is

270°
120°
180°
360°

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Machine Design
The dedendum circle diameter is equal to (where φ = Pressure angle)

Clearance circle diameter × cosφ
Pitch circle diameter × sinφ
Pitch circle diameter × cosφ
Addendum circle diameter × cosφ

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Machine Design
For maximum power, the velocity of the belt will be

None of these
√(T/2m)
√(T/m)
√(T/3m)

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Machine Design
Taper usually provided on cotter is

1 in 10
1 in 5
1 in 24
1 in 40

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