Mechanical Operations The operating speed of a ball mill should be __________ the critical speed. Slightly more than Much more than Less than At least equal to Slightly more than Much more than Less than At least equal to 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 Viscosity of the liquid Density of the liquid Cube of impeller diameters Square of rotational speed Viscosity of the liquid Density of the liquid ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Grinding characteristic of a material is given by its HGI Shatter index Abrasion index Angle of repose HGI Shatter index Abrasion index Angle of repose ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations All resistances during washing of cake Decreases Remain constant Increases None of these Decreases Remain constant Increases None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Mass flow of granular solid (M) through a circular opening of dia, D follows M ∝ D M ∝ D³ M ∝ √D M ∝ D² M ∝ D M ∝ D³ M ∝ √D M ∝ D² ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Pulverised coal passing through 200 mesh screen has a diameter of 0.074 mm (74 micron). The same passing through 50 mesh screen will have a dia of __________ mm. 0.007 50 0.3 0.014 0.007 50 0.3 0.014 ANSWER DOWNLOAD EXAMIANS APP
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