Mechanical Operations Trommels are revolving screens which normally operate in the range of __________ rpm. 40 - 50 60 - 75 43832 15 - 20 40 - 50 60 - 75 43832 15 - 20 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not accomplished by agitation of liquids in agitators? Dispersing immiscible liquid in form of emulsion Blending of immiscible liquids Dispersing gas in liquid Suspending solid particles Dispersing immiscible liquid in form of emulsion Blending of immiscible liquids Dispersing gas in liquid Suspending solid particles ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Power consumption during turbulent flow in agitation tank is proportional to the __________ of the liquid. Density Thermal conductivity Viscosity Surface tension Density Thermal conductivity Viscosity Surface tension ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Cumulative analysis for determining surface is more precise than differential analysis, because of the Fact that screening is more effective Assumption that all particles in a single fraction are equal in size Assumption that all particles in a single fraction are equal in size, is not needed None of these Fact that screening is more effective Assumption that all particles in a single fraction are equal in size Assumption that all particles in a single fraction are equal in size, is not needed None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ore concentration by jigging is based on the difference in the __________ of the particles. None of these Specific gravities Shape Wettability None of these Specific gravities Shape Wettability ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Gravity settling process is not involved in the working of a Sedimentation tank Hydrocyclone Dorr-thickener Classifier Sedimentation tank Hydrocyclone Dorr-thickener Classifier ANSWER DOWNLOAD EXAMIANS APP
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