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Machine Design

Machine Design
The lead angle of a worm is 22.5°. Its helix angle will be

67.5°
22.5°
45°
90°

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Machine Design
In radial cams, the follower moves

In a direction parallel to the cam axis
In a direction perpendicular to the cam axis
In any direction irrespective of cam axis
Along the cam axis

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Machine Design
In helical gears, the distance between similar faces of adjacent teeth along a helix on the pitch cylinders normal to the teeth, is called

Normal pitch
Diametral pitch
Axial pitch
Module

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Machine Design
Resilience of a material is important, when it is subjected to

Combined loading
Shock loading
Thermal stresses
Fatigue

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Machine Design
Which of the following formula is used in designing a connecting rod?

Euler's formula
Rankine's formula
Johnson's straight line formula
Johnson's parabolic formula

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

0.12638888888889
0.084027777777778
0.042361111111111
0.085416666666667

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