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Machine Design

Machine Design
The suitable material for belt in agricultural machinery is

Balata gum
Cotton duck
Leather
Rubber

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Machine Design
When the bolt is very yielding as compared to the connected members, then the resultant load on the bolt will be equal to the

Initial tension
Sum of the initial tension and external load applied
Initial tension or external load, whichever is greater
External load applied

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Machine Design
Guest's theory is used for

Ductile materials
Brittle materials
Plastic materials
Elastic materials

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Machine Design
A locking device in which the bottom cylindrical portion is recessed to receive the tip of the locking set screw, is called

Castle nut
Jam nut
Ring nut
Sawn nut

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Machine Design
A pressure vessel is said to be a thick shell, if the ratio of wall thickness to its diameter is

Less than 1/10
None of these
Equal to 1/10
Greater than 1/10

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Machine Design
For standard coarse threads of nut, the threads will be as strong in failure by shear as the bolt in tension, if the height of nut (h) is approximately

0.4 times
0.6 times
0.8 times
0.7 times

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