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Machine Design

Machine Design
Applications in which stresses are encountered in one direction only uses following type of threads

Metric
Buttress
Acme
Square

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Machine Design
18/8 steel contains

18% vanadium and 8% nickel
18% nickel and 8% chromium
18% chromium and 8% nickel
18% nickel and 8% vanadium

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Machine Design
The wire ropes make contact at

Sides of groove of the pulley
Sides and bottom of groove of the pulley
Anywhere in the groove of the pulley
Bottom of groove of the pulley

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Machine Design
The included angle between the sides of V-belt is

38°
40°
45°
60°

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Machine Design
The relation between the pitch of the chain (p) and pitch circle diameter of the sprocket (D) is given by (where T = Number of teeth on the sprocket)

p = D sin (90°/T)
p = D sin (180°/T)
p = D sin (120°/T)
p = D sin (360°/T)

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Machine Design
A rivet is specified by

Type of head
Shank diameter
Length of rivet
Length of tail

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MORE MCQ ON Machine Design

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