Q. Capacity of flight conveyor in tons/hr is given by (where, W & D = width and depth of flight respectively in metre, V = speed of the conveyor in metre/second, ρ = bulk density of material in kg/m³)

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Q. Which of the following is not a cutting machine?

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Q. Weber number is significant and is concerned with the

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Q. Power consumption during turbulent flow in agitation tank is proportional to the __________ of the liquid.

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Q. Cake resistance is

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Q. In paint industries, blending of light paste is done by using a

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Q. A sand mixture was screened through a standard 10-mesh screen. The mass fraction of the oversize material in feed, overflow and underflow were found to be 0.38, 0.79 and 0.22 respectively. The screen effectiveness based on the oversize is

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Q. __________ is used for producing a thick suspension from a thin slurry.

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Q. Wet seiving is employed, when the product contains __________ materials.

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Q. The filter medium resistance is controlled by

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Q. The unit of filter medium resistance is

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Q. During size reduction by a jaw crusher, the energy consumed decreases with the

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Q. Which of the following can be most effectively used for clarification of lube oil and printing ink?

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Q. Ultracentrifuges running at speeds upto 100000 rpm is normally used for the

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Q. For classification of potable (drinking) water, we use a __________ filter.

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Q. Hot, lumpy & abrasive materials are best transported by using a/an __________ conveyor.

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Q. Additives used for promoting the floccula-tion of particles is a/an

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Q. In case of grinding in a ball mill

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Q. The capacity of a classifier in 'tons of solid/hr' is given by (where, A = cross-sectional area, m² V = rising velocity of fluid, m/sec.S = percentage of solids in the suspension by volume.ρ = density of solids, kg/m³)

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Q. Sizing of very fine particles of the order of 5 to 10 microns is done by elutriation, which is a __________ operation.

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