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Machine Design

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

180°
270°
360°
120°

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Machine Design
The shock resistance of steel is increased by adding

Nickel and chromium
Chromium
Nickel
Cobalt and molybdenum

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Machine Design
The ultimate strength of steel in tension in comparison to shear is in the ratio of

0.084027777777778
0.12638888888889
0.085416666666667
0.042361111111111

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Machine Design
In case of pressure vessels having closed ends, the fluid pressure induces

Circumferential stress
Shear stress
Longitudinal stress
None of these

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Machine Design
When a helical compression spring is cut into halves, the stiffness of the resulting spring will be

Same
One-half
Double
One-fourth

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Machine Design
The notch angle of the Izod impact test specimen is

10°
30°
45°
20°

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MORE MCQ ON Machine Design

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