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Chemical Engineering - Mechanical Operations

Exercise : Mechanical Operations - Section 3
36.
The unit of specific cake resistance is
gm/cm2
cm/gm
cm/gm2
gm/gm
Answer: Option
Explanation:
No answer description is available. Let's discuss.
37.
Size reduction of asbestos and mica is done by
hammer mills
rod mills
gyratory crushers
crushing rolls
Answer: Option
Explanation:
No answer description is available. Let's discuss.
38.
A pebble mill
is a ball mill.
employs flints or ceramic pebbles as the grinding medium.
is a tube mill lined with ceramic or other non-metallic liner.
both (b) and (c).
Answer: Option
Explanation:
No answer description is available. Let's discuss.
39.
The study on washability of coal is done by using the __________ technique.
tabling
elutriation
heavy media separation
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
40.
Horsepower required for a roll crusher is directly proportional to its
reduction ratio.
capacity.
both (a) & (b).
neither (a) nor (b).
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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