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Machine Design

Machine Design
In a marine flange coupling, the thickness of flange is taken as

d/2
3d/4
d/4
d/3

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Machine Design
The resilience of a bolt may be increased by

Decreasing its length
Increasing its shank diameter
Decreasing its shank diameter
Increasing its length

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Machine Design
The centrifugal tension in belts

Decreases the power transmitted
Increases the belt tension without increasing power transmission
Increase the wrap angle
Increases the power transmitted

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Machine Design
A taper key which fits half in the key way of the hub and half in the key way of shaft, is known as

Mitre gears
Internal bevel gears
Angular bevel gears
Crown Bevel gears

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Machine Design
In the levers of first type, the mechanical advantage is ________ one.

Equal to
None of these
Less than
More than

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Machine Design
Taper on the cotter and slot is provided

On both the sides
May be provided anywhere
On one side only
On none of the sides

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