To produce talcum powder, use Ball mill Pin mill Hammer mill Jet mill TRUE ANSWER : ? YOUR ANSWER : ?
Filter aid is used to Act as a support base for the septum Increase the rate of filtration Increase the porosity of the cake Decrease the pressure drop TRUE ANSWER : ? YOUR ANSWER : ?
The main differentiation factor between tube mill and ball mill is the Length to diameter ratio Operating speed Size of the grinding media Final product size TRUE ANSWER : ? YOUR ANSWER : ?
The controlling resistance in a rotary drum vacuum filter is the __________ resistance. None of these Piping Cake Filter medium TRUE ANSWER : ? YOUR ANSWER : ?
Ultrafine grinders operate principally by Slow compression Impact Cutting action Attrition TRUE ANSWER : ? YOUR ANSWER : ?
A tube mill as compared to a ball mill All of these Employs smaller balls Gives finer size reduction but consumes more power Has larger length/diameter ratio (>2 as compared to 1 for ball mill) TRUE ANSWER : ? YOUR ANSWER : ?
The most suitable equipment for the transportation of 200 mesh size particles is a Screw conveyor Bucket elevator Belt conveyor Pneumatic conveyor TRUE ANSWER : ? YOUR ANSWER : ?
The study on washability of coal is done by using the __________ technique. Tabling Heavy media separation None of these Elutriation TRUE ANSWER : ? YOUR ANSWER : ?
Gelatinous solid (which plug the septum) can be filtered by a __________ filter. Vacuum leaf Plate and frame Sparkler Precoat TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following oxides is not present in hematite iron ore? Calcium oxide Titanium oxide Cobalt oxide Manganese oxide TRUE ANSWER : ? YOUR ANSWER : ?