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Machine Design

Machine Design
The yield point in static loading is __________ as compared to fatigue loading.

Same
Lower
Higher
None of these

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Machine Design
In a flange coupling, the keys are staggered at __________ along the circumference of the shafts in order to divide the weakening effect caused by key ways.

135°
180°
160°
90°

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Machine Design
The sleeve or muff coupling is designed as a

Hollow shaft
Thick cylinder
Dun cylinder
Solid shaft

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Machine Design
The rated life of a bearing varies

Inversely as square of load
Inversely as cube of load
Inversely as fourth power of load
Directly as load

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Machine Design
The load cup of a screw jack is made separate from the head of the spindle to

Enhance the load carrying capacity of the jack
Reduce the effort needed for lifting the working load
Reduce the value of frictional torque
Prevent the rotation of load being lifted

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Machine Design
A riveted joint is a __________ fastening.

Temporary
Permanent
Either A or B
None of these

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