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Machine Design

Machine Design
The number of slots in a 25 mm castle nut is

8
6
2
4

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Machine Design
A connecting rod subjected to an axial load may buckle with

X-axis as neutral axis
Z-axis
X-axis or Y-axis as neutral axis
Y-axis as neutral axis

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Machine Design
Belt slip may occur due to

All of these
Heavy load
Driving pulley too small
Loose belt

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Machine Design
In the case of an elastic bar fixed at upper end and loaded by a falling weight at lower end, the shock load produced can be decreased by

Would depend upon other factors
Decreasing the cross-section area of bar
Increasing the cross-section area of bar
Remain unaffected with cross-section area

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Machine Design
The process which improves the machinability of steels, but lowers the hardness and tensile strength is

Normalising
Spheroidising
Process annealing
Full annealing

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Machine Design
Transverse fillet welded joints are designed for

Bending strength
Shear strength
Compressive strength
Tensile strength

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