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Machine Design

Machine Design
The groove angle of pulleys for V-belt is

300 to 320
340 to 360
420 to 450
More than 400

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Machine Design
Which of the following is not correct procedure to increase the fatigue limit?

Shot peening
Surface decarburisation
Cold working
Under stressing

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Machine Design
Eye bolts are used for

Foundation purposes
Lifting and transportation of machines and cubicles
Absorbing shock and vibrations
Transmission of power

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Machine Design
In levers, leverage is the ratio of

Load arm to the effort arm
Load lifted to the effort applied
Effort arm to the load arm
Mechanical advantage to the velocity ratio

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Machine Design
In the levers of third type, the mechanical advantage is __________ one.

Less than
More than
Equal to
None of these

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Machine Design
The longitudinal joint in boilers is used to get the required

Length of boiler
Length and diameter of boiler
Efficiency of boiler
Diameter of boiler

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