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Machine Design

Machine Design
The radial distance of a tooth from the pitch circle to the top of the tooth is called

Clearance
Addendum
Dedendum
Working depth

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Machine Design
The deflection of a cantilever beam under load W is 8. If its width is halved, then the deflection under load W will be

43929
44045
44047
43869

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Machine Design
When a bolt and nut is made of mild steel, then the effective height of nut is made equal to (where d = Nominal diameter of bolt)

d
0.75 d
0.5 d
1.25 d

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Machine Design
A feather key is generally

Loose in both shaft and hub
Tight in shaft and loose in hub
Tight in both shaft and hub
Loose in shaft and tight in hub

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Machine Design
The face angle of a bevel gear is equal to

Pitch angle - addendum angle
Pitch angle - dedendum angle
Pitch angle + addendum angle
Pitch angle + dedendum angle

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

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

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