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Mechanical Operations

Mechanical Operations
A widely used size reduction equipment for __________ is Bradford breaker.

Iron core
Wheat
Coal
Talc

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Mechanical Operations
The sphericity of a solid particle of cubical shape is

π
(π/6)1/3
(π/6)1/2
π/3

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Mechanical Operations
Molten ammonium nitrate is mixed with ground limestone in fertilizer plant in a

Mixer-extruder
Muller mixer
Pug mill
Banbury mixer

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Mechanical Operations
Balls for ball mills are never made of

Alloy steel
Forged/cast steel
Cast iron
Lead

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Mechanical Operations
Apron conveyors are used for

Heavy loads & long runs
Heavy loads & short runs
None of these
Small loads & long runs

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Mechanical Operations
Screen capacity is not a function of

Screening mechanism
Screening surface
Its openings size
Atmospheric humidity

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