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Machine Design

Machine Design
The following type of nut is used with alien bolt

Hexagonal nut
Castle nut
Any one of the above
Slotted nut

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Machine Design
When bevel gears connect two shafts whose axes intersect at an angle greater than a right angle and one of the bevel gears has a pitch angle of 90°, then they are known as

Internal bevel gears
Crown bevel gears
Mitre gears
Angular bevel gears

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Machine Design
The strength of a riveted joint is equal to

Crushing strength of rivet (Pc)
Shearing strength of rivet (Ps)
Tearing strength of plate (Pt)
Least value of Pt Ps and Pc

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Machine Design
Which of the following key is preferred for the condition when a large amount of impact type torque is to be transmitted in both direction of rotation?

Gib-head key
Tangent key
Woodruff key
Feather key

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Machine Design
The radial distance from the __________ to the clearance circle is called working depth.

Pitch circle
None of these
Dedendum circle
Addendum circle

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Machine Design
The fatigue life of a part can be improved by

Polishing
Shot peening
Electroplating
Coating

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