Mechanical Operations Power consumption during turbulent flow in agitation tank is proportional to the __________ of the liquid. Density Surface tension Viscosity Thermal conductivity Density Surface tension Viscosity Thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of a hammer crusher, the Maximum feed size may be 50 mm Rotor shaft carrying hammers can be vertical or horizontal Minimum product size is 3 mm Feed may be highly abrasive (Moh's scale >5) Maximum feed size may be 50 mm Rotor shaft carrying hammers can be vertical or horizontal Minimum product size is 3 mm Feed may be highly abrasive (Moh's scale >5) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For Indian standard (IS) screens, the mesh number is equal to its aperture size expressed to the nearest deca-micron (0.01 mm). Aperture width of IS screen of mesh number 50 will be approximately __________ microns. 5 500 5000 50 5 500 5000 50 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations What is the selectivity index, if the grade of tailings & concentrate is the same? 0.5 1 ∞ 0.5 1 ∞ ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations All resistances during washing of cake None of these Remain constant Decreases Increases None of these Remain constant Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In the cyclone separator used for separation of dust from dust laden gas, the gas Develops a helical motion inside the chamber Both B and C Is admitted tangentially at high velocity Enters the cyclone from the top Develops a helical motion inside the chamber Both B and C Is admitted tangentially at high velocity Enters the cyclone from the top ANSWER DOWNLOAD EXAMIANS APP