Lakshya Education MCQs

Question: __________ mill is normally used for grinding of talc.
Options:
A.Tube
B.Compartment
C.Ring-roll
D.Pebble
Answer: Option C

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More Questions on This Topic :

Question 1. The maximum slope of a belt conveyor can be
  1.    15°
  2.    30°
  3.    45°
  4.    60°
Answer: Option B
Question 2. During agitation of liquids, power consumption during laminar flow is not proportional to the
  1.    Density of the liquid
  2.    Viscosity of the liquid
  3.    Cube of impeller diameters
  4.    Square of rotational speed
Answer: Option A
Question 3. The most suitable equipment for removing the fine dust particle (< 1 micron dia.) from air below its dew point will be a/an
  1.    Bag filter
  2.    Electrostatic precipitator
  3.    Cyclone separator
  4.    Wet scrubber
Answer: Option B
Question 4. Which of the following is a pressure filter?
  1.    Leaf filter (Moore filter)
  2.    Plate and flame filter
  3.    Rotary drum filter
  4.    Sand filter
Answer: Option B
Question 5. 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, metre/second ρ = bulk density of material, kg/m³)
  1.    3.6 W.D.V.ρ
  2.    3.6 W.D.V.
  3.    3.6 W.V.ρ
  4.    3.6 D.V.ρ
Answer: Option A
Question 6. Close circuit grinding by a ball mill with air sweeping employs a
  1.    Classifier
  2.    Cyclone separator between mill & classifier
  3.    Both A & B
  4.    Neither A nor B
Answer: Option C

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