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Machine Design

Machine Design
A backing ring is used inside the pipe joint when making a

Butt weld
Socket weld
Sleeve weld
Fillet weld

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Machine Design
The piston pin bearings in heavy duty diesel engines are

Cylindrical roller bearings
Needle roller bearings
Spherical roller bearings
Tapered roller bearings

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Machine Design
A single strap butt joint is always in __________ shear.

Triple share
Single
Double
None of these

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Machine Design
In order to permit the thermal expansion/contraction of tubing, it should be

Bent
Crimped
Honed
Flared

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Machine Design
The coefficient of friction between the belt and pulley depends upon the

Slip of belt
Material of belt and pulley
Speed of belt
All of these

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

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

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