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Machine Design

Machine Design
A cotter joint is used to connect two __________ rods.

Parallel
None of these
Co-axial
Perpendicular

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Machine Design
In the levers of __________ type, the mechanical advantage is less than one.

Second
Third
First
None of these

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Machine Design
All stresses produced in a belt are

Tensile stresses
Both tensile and compressive stresses
Compressive stresses
Shear stresses

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

0.8 d
0.5 d
1.2 d
d

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Machine Design
I.S. specifies following total number of grades of tolerances

18
16
22
20

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Machine Design
Auto frettage is the method of

Calculating stresses in thick cylinders
Joining thick cylinders
Increasing the life of thick cylinders
Pre-stressing thick cylinders

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