Mechanical Operations Pick out the material having minimum Rittinger's number. Quartz Galena Calcite Pyrite Quartz Galena Calcite Pyrite ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The ratio of the area of openings in one screen (Taylor series) to that of the openings in the next smaller screen is None of these 1 ?2 1.5 None of these 1 ?2 1.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations During agitation of liquids, power consumption during laminar flow is not proportional to the Square of rotational speed Density of the liquid Cube of impeller diameters Viscosity of the liquid Square of rotational speed Density of the liquid Cube of impeller diameters Viscosity of the liquid ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Activators are those chemicals which help buoying up one mineral in preference to the other in the froth floatation process. Which of the following is an activator? Cresylic acid Copper sulphate Sodium carbonate Calcium carbonate Cresylic acid Copper sulphate Sodium carbonate Calcium carbonate ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For efficient grinding, ball mills must be operated At a speed equal to the critical speed With minimum possible small balls At a speed more than the critical speed At a speed less than the critical speed At a speed equal to the critical speed With minimum possible small balls At a speed more than the critical speed At a speed less than the critical speed ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Metallic wire mesh is used as a filtering medium for the separation of dust from dust laden gas in case of a/an Air filter Bag filter Venturi scrubber Hydrocyclones Air filter Bag filter Venturi scrubber Hydrocyclones ANSWER DOWNLOAD EXAMIANS APP
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