Mechanical Operations Optimum ratio of operating speed to critical speed of a trommel is 1.5-2.5 1.33-1.45 0.33-0.45 0.5-2 1.5-2.5 1.33-1.45 0.33-0.45 0.5-2 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations What is the usual value of angle of nip for crushing of ordinary rock in smooth steel crushing rolls? 16° 40° 32° 46° 16° 40° 32° 46° ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The filter medium resistance is controlled by Pressure drop alone Cake thickness Flow rate alone Both pressure drop and flow rate Pressure drop alone Cake thickness Flow rate alone Both pressure drop and flow rate ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Vacuum filter is most suitable for the None of these Removal of fines from liquid Liquids of very high viscosity Liquids having high vapour pressure None of these Removal of fines from liquid Liquids of very high viscosity Liquids having high vapour pressure ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For benefication of iron ore, the most commonly used method is Froth floatation None of these Jigging & tabling Flocculation Froth floatation None of these Jigging & tabling Flocculation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is a fine crusher? Toothed roll crusher Dodge jaw crusher Gyratory crusher Blake jaw crusher Toothed roll crusher Dodge jaw crusher Gyratory crusher Blake jaw crusher ANSWER DOWNLOAD EXAMIANS APP
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