Mechanical Operations Power consumption during turbulent flow in agitation tank is proportional to the __________ of the liquid. Thermal conductivity Surface tension Density Viscosity Thermal conductivity Surface tension Density Viscosity ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is the most suitable for cleaning of fine coal dust (<0.5 mm)? Spiral separator Trough washer Froth floatation Baum jig washer Spiral separator Trough washer Froth floatation Baum jig washer ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The porosity of a compressible cake is Minimum at the filter medium Maximum at the filter medium Minimum at the upstream face Same throughout the thickness of cake Minimum at the filter medium Maximum at the filter medium Minimum at the upstream face Same throughout the thickness of cake ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The specific cake resistance for compressible sludges is a function of the pressure drop Overall None of these Over medium Over cake Overall None of these Over medium Over cake ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The value of work index does not change materially from one equipment to another. If the value of work index determined for close circuit grinding is Wi, then the same for open circuit grinding will be 1.34 Wi Wi 0.5 Wi 3.34 Wi 1.34 Wi Wi 0.5 Wi 3.34 Wi ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following must be stored in silos and not in open yard? High V.M. bituminous coal Sand Coke breeze None of these High V.M. bituminous coal Sand Coke breeze None of these ANSWER DOWNLOAD EXAMIANS APP
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