Chemical Engineering — Test 78
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Question 1
Which of the following is a fine crusher ?
Question 2
Maximum size reduction in a ball mill is done by the, ______________ action?
Question 3
The reduction ratio for grinders is defined as (where, Df and Dp are average diameters of feed and product respectively) ?
Question 4
Sphericity of pulverised coal is__________________?
Question 5
Gummy & sticky materials like molasses, sugar etc. are best transported/handled by using a ______________ conveyor?
Question 6
There is practically no alternative/competitor to _________________ in the beneficiation treatment of sulphide ores?
Question 7
With increase in the pressure drop across the cake, the specific cake resistance for the compressible sludge________________?
Question 8
Which of the following clay mixing devices is vacuum operated for deairation of clay ?
Question 9
Introduction of slurry in a plate and frame filter press is done through a plate in each frame. The plate of this filter has a _______________ surface?
Question 10
In classification, particles are said to be equal settling, if they have the same terminal velocities in the_______________?