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Machine Design

Machine Design
In a flange coupling, the bolts are subjected to

Compressive stress
Shear stress
Tensile stress
None of these

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Machine Design
The acme threads are usually found on

Screw cutting lathes
Feed mechanism of machine tools
Spindles of bench vices
Railway carriage couplings

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Machine Design
Which of the following pipe joints would be suitable for pipes carrying steam?

Bell and spigot
Flanged
Expansion
Threaded

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Machine Design
Crushing resistance required to crush the rivet per pitch length is

n.d.t.σc
p.d.σc
(p - d) t.σc
p.t.σc

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Machine Design
In designing a key, it is assumed that the distribution of forces along the length of key

Varies exponentially, being more at the torque-input end
Varies exponentially, being less at the torque-input end
Is uniform throughout
Varies linearly

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Machine Design
The wear load should be __________ the dynamic load.

None of these
Less than
Equal to
Greater than

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