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Machine Design

Machine Design
The crest diameter of a screw thread is same as

Core diameter
Major diameter
Pitch diameter
Minor diameter

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Machine Design
According to maximum normal stress theory, the maximum normal stress in the shaft is

√(σ² × 4τ²)
(1/2) × [σ + √(σ² × 4τ²)]
(1/2) × √(σ² × 4τ²)
σ + √(σ² × 4τ²)

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Machine Design
The function of cutting oil when threading a pipe is to

Lubricate the dies
All of these
Help removes chips
Provide cooling action

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Machine Design
Which of the following has threads at both ends?

Stud
Bolt
Tap bolt
None of these

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Machine Design
A rivet is specified by

Length of rivet
Shank diameter
Type of head
Length of tail

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Machine Design
The property of a bearing material which has the ability to accommodate shaft deflections and bearing inaccuracies by plastic deformation without excessive wear and heating, is known as

Bondability
Fatigue strength
Embeddability
Comformability

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