Mechanical Operations In a mixer, the quantity, (v. L/D) is termed as __________ number(where, v = longitudinal velocity of material, L = length of the mixer, D = diffusivity in axial mixing). Peclet Brinkman Schmidt Weber Peclet Brinkman Schmidt Weber ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The speed of a rotary drum vacuum filter may be about __________ rpm. 50 500 100 1 50 500 100 1 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Solid particles of different densities are separated by Sorting classifier Cyclones Thickness Filters Sorting classifier Cyclones Thickness Filters ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Crushing efficiency of a machine ranges between __________ percent. 50 to 70 20 to 25 5 to 10 0.1 to 2 50 to 70 20 to 25 5 to 10 0.1 to 2 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Gravity settling process is not involved in the working of a Sedimentation tank Hydrocyclone Classifier Dorr-thickener Sedimentation tank Hydrocyclone Classifier Dorr-thickener ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The filtrate flow rate in constant pressure filtration Remains constant throughout Continuously decreases Continuously increases May increase or decrease ; depends on the pressure Remains constant throughout Continuously decreases Continuously increases May increase or decrease ; depends on the pressure ANSWER DOWNLOAD EXAMIANS APP
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