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MCQs

Total Questions : 2215 | Page 216 of 222 pages
Question 2151. Screen capacity is proportional to (where, S = screen aperture)____________________?
  1.    S
  2.    1/S
  3.    S2
  4.    √S
 Discuss Question
Answer: Option A. -> S
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 2152. _____________ are mixed using ribbon blenders ?
  1.    Lumpy solids and low viscosity liquids
  2.    Dry powders
  3.    High viscosity liquids
  4.    Thick pastes
 Discuss Question
Answer: Option B. -> Dry powders
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 2153. The process opposite to ‘dispersion’ is termed as the___________________?
  1.    Flocculation
  2.    Sedimentation
  3.    Filtration
  4.    None of these
 Discuss Question
Answer: Option A. -> Flocculation
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 2154. Tank filter (e.g., Nutsche filter) is___________________?
  1.    A high pressure filter
  2.    A continuous filter
  3.    Used for small scale filtration work
  4.    A leaf filter
 Discuss Question
Answer: Option C. -> Used for small scale filtration work
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 2155. Reduction ratio of crushers is the___________________?
  1.    Ratio of feed opening to discharge opening
  2.    Ratio of discharge opening to feed opening
  3.    Determining factor for minimum dia of the feed and the product
  4.    None of these
 Discuss Question
Answer: Option A. -> Ratio of feed opening to discharge opening
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 2156. Which of the following is not a revolving/tumbling mill used for size reduction ?
  1.    Compartment mill
  2.    Pebble mill
  3.    Cage mill
  4.    Rod mill
 Discuss Question
Answer: Option C. -> Cage mill
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 2157. Dust laden air can be purified using a____________________?
  1.    Cyclone separator
  2.    Bag filter
  3.    Gravity settler
  4.    Tubular centrifuge
 Discuss Question
Answer: Option A. -> Cyclone separator
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 2158. For the transportation of ultrafine particles, the equipment used is a ____________ conveyor?
  1.    Belt
  2.    Pneumatic
  3.    Screw
  4.    None of these
 Discuss Question
Answer: Option B. -> Pneumatic
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 2159. Separation of solid particles based on their densities is called_________________?
  1.    Sizing
  2.    Sorting
  3.    Clarification
  4.    Dispersion
 Discuss Question
Answer: Option B. -> Sorting
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 2160. Coal is finally pulverised to 200 mesh size for burning in boilers by a___________________?
  1.    Hammer crusher
  2.    Ball mill
  3.    Roll crusher
  4.    Gyratory crusher
 Discuss Question
Answer: Option B. -> Ball mill
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

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