Mechanical Operations Trommels are revolving screens which normally operate in the range of __________ rpm. 15 - 20 40 - 50 60 - 75 43832 15 - 20 40 - 50 60 - 75 43832 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Fick's law relates to None of these Feed size Energy consumption Final particle size None of these Feed size Energy consumption Final particle size ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In constant pressure filtration, Rate of filtration is constant Rate of filtration decreases with time Resistance decreases with time Rate of filtration increases with time Rate of filtration is constant Rate of filtration decreases with time Resistance decreases with time Rate of filtration increases with time ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Use of baffles in agitators help in minimising the __________ tendency. Swirling Vortexing Both A & B Neither A nor B Swirling Vortexing Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The study on washability of coal is done by using the __________ technique. Elutriation Heavy media separation Tabling None of these Elutriation Heavy media separation Tabling None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtrate flow rate in case of a rotary drum vacuum filter (in which Rm < < Rc) is proportional to __________ and the cycle time (where, μ = filtrate viscosity Rm = filter medium resistance Rc = cake resistance ). √μ 1/μ 1/μ² 1/√μ √μ 1/μ 1/μ² 1/√μ ANSWER DOWNLOAD EXAMIANS APP
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