Chemical Engineering MCQs

6108 MCQs  (Page 260 of 611)

Attempt Chemical Engineering Quiz
_____________ are mixed using ribbon blenders ?
A. Lumpy solids and low viscosity liquids
B. Dry powders
C. High viscosity liquids
D. Thick pastes
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Coal is finally pulverised to 200 mesh size for burning in boilers by a___________________?
A. Hammer crusher
B. Ball mill
C. Roll crusher
D. Gyratory crusher
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For the transportation of ultrafine particles, the equipment used is a ____________ conveyor?
A. Belt
B. Pneumatic
C. Screw
D. None of these
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Dust laden air can be purified using a____________________?
A. Cyclone separator
B. Bag filter
C. Gravity settler
D. Tubular centrifuge
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Separation of solid particles based on their densities is called_________________?
A. Sizing
B. Sorting
C. Clarification
D. Dispersion
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For a cyclone of diameter 0.2 m with a tangential velocity of 15 m/s at the wall, the separation factor is__________________?
A. 2250
B. 1125
C. 460
D. 230
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Traces of liquid tar fog present in coke oven gas is separated using____________________?
A. Electrostatic precipitator
B. Cyclone separator
C. Strainer
D. None of these
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Cyclones are used primarily for separating_________________?
A. Solids
B. Solids from fluids
C. Liquids
D. Solids from solids
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Which of the following is a batch sedimentation equipment ?
A. Dust catcher
B. Filter thickener
C. Dry cyclone separator
D. Rotary sprayer scrubber
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Shape factor for a cylinder whose length equals its diameter is_________________?
A. 1.5
B. 0.5
C. 1.0
D. 2.0
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Word of the Day
28 Jul
Fragile
(of an object) easily broken or damaged.
نازک، کاغذی، آسانی سے ٹوٹ جانیوالا

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