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Machine Design

Machine Design
The usual clearance provided in hydrodynamic bearing per mm of diameter of shaft is

10 microns
0.1 micron
0.01 micron
1 micron

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Machine Design
The taper on a rectangular sunk key is

1 in 16
1 in 100
1 in 32
1 in 48

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Machine Design
The helix angle for single helical gears ranges from

10° to 15°
20° to 35°
15° to 20°
35° to 50°

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Machine Design
The size of a gear is usually specified by

Diametral pitch
Circular pitch
Pitch circle diameter
Pressure angle

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Machine Design
Transverse fillet welded joints are designed for

Shear strength
Compressive strength
Bending strength
Tensile strength

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Machine Design
In a steam engine, the valve rod is connected to an eccentric rod by means of

Cotter joint
Flange coupling
Universal joint
Knuckle joint

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