Q. Vacuum filter is most suitable for the

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Q. The porosity of a compressible cake is

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Q. Which of the following conveyors cannot be recommended for transportation of abrasive materials ?

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Q. Separation of materials into products based on the difference of their sizes is called

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Q. In froth floatation, chemical agent added to cause air adherence is called

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Q. The sphericity of a solid particle of cubical shape is

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Q. Vertical transportation of materials can be done by a/an

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Q. In a roll crusher, the specific power consumption and the production rate is affected by the

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Q. For a turbine agitated and baffled tank, operating at low Reynold's number (based on impeller diameter), the power number (Nₚ) varies with Nʀₑ as

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Q. Which of the following is not accomplished by agitation of liquids in agitators?

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Q. Which of the following parts of a jaw crusher is subjected to maximum wear and tear during its operation ?

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Q. A 30% (by volume) suspension of spherical sand particles in a viscous oil has a hindered settling velocity of 4.44 μm/s. If the Richardson Zaki hindered settling index is 4.5, then the terminal velocity of a sand grain is

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Q. Screen efficiency is

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Q. For grinding of cereals, grains, spices, pigments, saw dust, cork etc., the most extensively used size reduction equipment is a

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Q. Handling of ashes and similar materials can be done best by a __________ conveyor.

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Q. Which of the following must be stored in silos and not in open yard ?

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Q. Apron conveyors are used for

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Q. Mixing of plastic solids is generally facilitated by

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Q. The mechanism of size reduction by a hammer mill is by impact and attrition between the

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Q. Which of the following is not an industrial screening equipment ?

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