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Chemical Engineering — Test 79

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Question 1
In case of a revolving mill, wet grinding compared to dry grinding__________________?
Question 2
The opening of a 200 mesh screen (Taylor series) is__________________?
Question 3
Rittinger’s crushing law states that_____________________?
Question 4
Paddle agitator_________________?
Question 5
During washing of filter at the end of constant pressure filtration, the rate of washing equals the rate of filtration___________________?
Question 6
Ball mill is used for__________________?
Question 7
Size reduction of moulding powders, waxes, resins & gums are done in a _______________ mill?
Question 8
_______________ is defined as the geometric mean of the relative rejections and the relative recoveries of two minerals?
Question 9
Which is a secondary crusher for a hard & tough stone ?
Question 10
Soft & non-abrasive materials can be made into fines by________________________?