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Machine Design

Machine Design
A rivet is specified by

Length of rivet
Type of head
Length of tail
Shank diameter

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Machine Design
For a square key made of mild steel, the shear and crushing strength are related as

None of these
Shear strength is less than crushing strength
Shear strength is greater than crushing strength
Shear strength is equal to crushing strength

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Machine Design
The edges of the plates for cylindrical vessels are usually bevelled to an angle of 80° for

Safety
Fullering and caulking
Reducing stress concentration
Ease of manufacture

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Machine Design
The endurance or fatigue limit is defined as the maximum value of the stress which a polished standard specimen can withstand without failure, for infinite number of cycles, when subjected to

Static as well as dynamic load
Dynamic load
Static load
Completely reversed load

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

180°
270°
120°
360°

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Machine Design
Rivets are generally specified by

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

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