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Machine Design

Machine Design
The deflection of a cantilever beam under load W is 8. If its width is halved, then the deflection under load W will be

43929
44047
43869
44045

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Machine Design
The objective of caulking in a riveted joint is to make the joint

Free from stress
Leak-proof
Stronger in tension
Free from corrosion

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

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

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Machine Design
The square threads are usually found on

Feed mechanism of machine tools
Spindles of bench vices
Screw cutting lathes
Railway carriage couplings

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Machine Design
The resultant axial load on a bolt depends upon

All of these
Initial tension due to tightening of the bolt
External load applied
Relative elastic yielding of the bolt and the connected members

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Machine Design
The expansion joint is mostly used for pipes which carry steam at __________ pressures.

High
Medium
None of these
Low

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