Mechanical Operations In a grinding operation, the limiting particle size is the size of the __________ particle in the sample. Largest Neither A nor B Either A or B Smallest Largest Neither A nor B Either A or B Smallest ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Washability curve based on float and sink test enables an assessment to be made of the possibility of cleaning a coal fraction based on the Volatile matter content Differential wettability Size Density separation Volatile matter content Differential wettability Size Density separation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not used as a filter medium in case of corrosive liquids? Cotton fabric Metal cloth of monel or stainless steel Nylon Glass cloth Cotton fabric Metal cloth of monel or stainless steel Nylon Glass cloth ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations During agitation of liquids, power consumption during laminar flow is not proportional to the Cube of impeller diameters Square of rotational speed Density of the liquid Viscosity of the liquid Cube of impeller diameters Square of rotational speed Density of the liquid Viscosity of the liquid ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations With increase in the pressure drop across the cake, the specific cake resistance for the compressible sludge Increases linearly Decreases Increases Remains constant Increases linearly Decreases Increases Remains constant ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of the __________ can be suitably done by ball mills, crushing rolls and rod mills. Asbestos & mica Non-metallic ores Basic slags Metalliferrous ores Asbestos & mica Non-metallic ores Basic slags Metalliferrous ores ANSWER DOWNLOAD EXAMIANS APP
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