Mechanical Operations With increase in drum speed, in a rotary drum filter, the filtration rate Increases Decreases Increases linearly Is not affected Increases Decreases Increases linearly Is not affected ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following size reduction equipments employs mainly attrition for ultrafine grinding? Fluid energy mill Micronizer Jet mills All of these Fluid energy mill Micronizer Jet mills All of these 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 Calcium carbonate Copper sulphate Sodium carbonate Cresylic acid Calcium carbonate Copper sulphate Sodium carbonate ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Mixing of plastic solids is generally facilitated by Mastication Dispersion Kneading None of these Mastication Dispersion Kneading None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a mixer, the quantity, (v. L/D) is termed as __________ number(where, v = longitudinal velocity of material, L = length of the mixer, D = diffusivity in axial mixing). Peclet Weber Schmidt Brinkman Peclet Weber Schmidt Brinkman ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ are mixed using ribbon blenders. Lumpy solids and low viscosity liquids Dry powders Thick pastes High viscosity liquids Lumpy solids and low viscosity liquids Dry powders Thick pastes High viscosity liquids ANSWER DOWNLOAD EXAMIANS APP
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