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Machine Design

Machine Design
The suitable material for belt in agricultural machinery is

Leather
Balata gum
Rubber
Cotton duck

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Machine Design
For general industrial machinery, the ratio of the length of journal to its diameter is taken as

1 to 2
0.5 to 1
3 to 5
5 to 10

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Machine Design
The bearings of heavy series have capacity __________ over the medium series.

10 to 20%
20 to 30%
40 to 50%
30 to 40%

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Machine Design
The crest diameter of a screw thread is same as

Minor diameter
Core diameter
Pitch diameter
Major diameter

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

Slotted nut
Any one of the above
Castle nut
Hexagonal nut

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Machine Design
Gear box is used

For speed reduction
To increase efficiency of system
To produce torque
To obtain variable speeds

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MORE MCQ ON Machine Design

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