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Machine Design

Machine Design
In Vickers hardness testing, the pyramid indentor apex is

152°
40°
136°
122°

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Machine Design
Shaft coupling is used in machinery to

Reduce the transmission of shock loads
Introduce mechanical flexibility
Introduce protection against over loads
All of these

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Machine Design
The size of a cam depends upon

Base circle
Pitch curve
Pitch circle
Prime circle

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Machine Design
The rolling contact bearings are known as

Antifriction bearings
Plastic bearings
Thick lubricated bearings
Thin lubricated bearings

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Machine Design
A sliding bearing which can support steady loads without any relative motion between the journal and the bearing, is called

Hydrostatic lubricated bearing
Hydrodynamic lubricated bearing
Zero film bearing
Boundary lubricated bearing

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Machine Design
For steel, the ultimate strength in shear as compared to ultimate strength in tension is

43833
43832
43834
43864

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MORE MCQ ON Machine Design

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