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Machine Design

Machine Design
The standard length of the shaft is

7 m
All of these
5 m
6 m

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Machine Design
For tight leakage joints, following type of thread is best suited

Buttress
Square
Metric
NPT (national pipe threads).

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

360°
270°
120°
180°

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Machine Design
The process which improves the machinability of steels, but lowers the hardness and tensile strength is

Spheroidising
Process annealing
Normalising
Full annealing

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Machine Design
Transverse fillet welded joints are designed for

Bending strength
Compressive strength
Tensile strength
Shear strength

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Machine Design
The helix angle for double helical gears may be made up to

45°
90°
60°
75°

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MORE MCQ ON Machine Design

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