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Machine Design

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

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

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Machine Design
A spring is used to

Apply forces
All of these
Measure forces
Store energy

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Machine Design
When the connected members are very yielding (soft gasket) as compared to the bolt, then the resultant load on the bolt will be equal to the

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

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Machine Design
At low temperatures (say 75°C) the notched bar impact value of steel

Decreases markedly
Increases markedly
Depends on heat treatment carried out
Remain same

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Machine Design
The centrifugal tension in belts

Increases the belt tension without increasing power transmission
Increase the wrap angle
Increases the power transmitted
Decreases the power transmitted

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Machine Design
The sleeve or muff coupling is designed as a

Solid shaft
Thick cylinder
Dun cylinder
Hollow shaft

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