Mechanical Operations Which of the following size reduction equipments employs mainly attrition for ultrafine grinding? Micronizer Fluid energy mill All of these Jet mills Micronizer Fluid energy mill All of these Jet mills ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations During size reduction by a jaw crusher, the energy consumed decreases with the Decreasing machine capacity Decreasing size of product at constant size of feed None of these Increasing size of feed at constant reduction ratio Decreasing machine capacity Decreasing size of product at constant size of feed None of these Increasing size of feed at constant reduction ratio ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Horsepower required for a roll crusher is directly proportional to its Both A & B Reduction ratio Capacity Neither A nor B Both A & B Reduction ratio Capacity Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations What is the critical rotation speed in revolutions per second, for a ball mill of 1.2 m diameter charged with 70 mm dia balls? 1 0.66 2.76 0.5 1 0.66 2.76 0.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Shell and leaf filter as compared to plate and frame filter All of these Facilitates filtration under higher pressure Provides more effective washing Entails less labor cost All of these Facilitates filtration under higher pressure Provides more effective washing Entails less labor cost ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Cyclones are used primarily for separating Solids Liquids Solids from solids Solids from fluids Solids Liquids Solids from solids Solids from fluids ANSWER DOWNLOAD EXAMIANS APP
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