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Machine Design

Machine Design
The diameter of knuckle pin in a knuckle joint is usually taken as (where d = Diameter of the rod)

0.5 d
0.8 d
d
1.2 d

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Machine Design
The centre to centre distance between two consecutive rivets in a row, is called

Diagonal pitch
Margin
Back pitch
Pitch

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Machine Design
Antifriction bearings are

Thin lubricated bearings
Sleeve bearings
Hydrodynamic bearings
None of these

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Machine Design
Rivets are generally specified by

Diameter of head
Length of rivet
Nominal diameter
Thickness of plates to be riveted

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Machine Design
Taper usually provided on cotter is

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

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Machine Design
The permissible stress in the fillet weld is 100 N/mm². The fillet weld has equal leg lengths of 15 mm each. The allowable shearing load on the weldment per cm length of the weld is

7.5 kN
22.5 kN
15 kN
10.6 kN

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