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Machine Design

Machine Design
If a spring is cut down into two springs, the stiffness of cut springs will be

None of these
Half
Same
Double

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Machine Design
For general industrial machinery, the ratio of the length of journal to its diameter is taken as

0.5 to 1
1 to 2
3 to 5
5 to 10

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Machine Design
A saddle key __________ power through frictional resistance only.

Does not transmit
Transmits
Either A or B
None of these

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Machine Design
In a horizontal flat belt drive, it is customary to use

None of these
Bottom side of belt as slack side
Idler pulley
Top side of belt as slack side

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

Flange coupling
Universal joint
Knuckle joint
Cotter joint

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Machine Design
The function of cutting oil when threading a pipe is to

Provide cooling action
All of these
Lubricate the dies
Help removes chips

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