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Machine Design

Machine Design
Belt slip may occur due to

Driving pulley too small
Heavy load
Loose belt
All of these

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Machine Design
The property of a bearing material which has the ability to accommodate shaft deflections and bearing inaccuracies by plastic deformation without excessive wear and heating, is known as

Bondability
Embeddability
Fatigue strength
Comformability

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Machine Design
For crank shaft bearings, the ratio of the length of the journal to its diameter is_________.

Less than unity
Equal to 1
Greater than unity
None of these

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Machine Design
A hot short metal is

Ductile at high temperature
Brittle when cold
Brittle under all conditions
Brittle when hot

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Machine Design
The suitable material for belt in agricultural machinery is

Balata gum
Rubber
Leather
Cotton duck

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Machine Design
When compared to the rod of the same diameter and material, a wire rope

Is less flexible
Has a much smaller load carrying capacity
Provides much greater time for remedial action before failure
Does not provide much warning before failure

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