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Machine Design

Machine Design
In a transverse fillet welded joint, the size of weld is __________ the throat of weld.

0.5 times
2 times
Equal to
Double

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Machine Design
The coefficient of friction in belt drive depends upon

Material of belt
Materials of belt and pulley
Belt velocity
Material of pulley

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Machine Design
The size of a cam depends upon

Pitch curve
Pitch circle
Prime circle
Base circle

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Machine Design
The form factor of a helical gear __________ with the increase in the helix angle.

Remains constant
None of these
Increases
Decreases

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Machine Design
An elastic bar is fixed at the upper end and loaded at the lower end by a falling weight. The shock load produced can be reduced by

Decreasing the cross-sectional area of the bar
All of these
Decreasing the modulus of elasticity of the bar
Increasing the length of bar

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Machine Design
The cold working of metals is carried out __________ the recrystallization temperature.

At
Below
Above
None of these

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