- (A) Work required to form a particle of any size is proportional to the square of the surface to volume ratio of the product
- (B) Work required to form a particle of a particular size is proportional to the square root of the surface to volume ratio of the product
- (C) Work required in crushing is proportional to the new surface created
- (D) For a given machine and feed, crushing efficiency is dependent on the size of the feed & product
Chemical Engineering Mcqs
- (A) 0.0074 cm
- (B) 0.0074 mm
- (C) 0.0047 cm
- (D) 74 milli-microns
- (A) Requires more energy
- (B) Has less capacity
- (C) Complicates handling & classification of the product
- (D) None of these
- (A) Dry
- (B) Wet
- (C) Ultrafine
- (D) Intermediate
- (A) Resistance decreases with time
- (B) Rate of filtration is constant
- (C) Rate of filtration increases with time
- (D) Rate of filtration decreases with time
- (A) Calcite
- (B) Quartz
- (C) Corundum
- (D) Gypsum
- (A) Decantation
- (B) Flocculation
- (C) Sedimentation
- (D) Classification
- (A) Decreases
- (B) Increases
- (C) Does not effect
- (D) None of these
- (A) Bucket elevator
- (B) Pneumatic conveyor
- (C) Screw conveyor
- (D) Belt conveyor
- (A) Filtering
- (B) Washing
- (C) Drying
- (D) All
