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 3.34 Wi 0.5 Wi 1.34 Wi Wi 3.34 Wi 0.5 Wi 1.34 Wi Wi ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The work index in Bond's law for crushing of solids has the following dimensions KW/ton KWh.m1/2/ton No units (dimensionless) KWh/ton KW/ton KWh.m1/2/ton No units (dimensionless) KWh/ton ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The inlet pressure in a constant rate filtration Remains constant Increases continuously Decreases gradually None of these Remains constant Increases continuously Decreases gradually None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A cottrel precipitator makes use of the __________ for dusty air cleaning. None of these Corrona discharge Electric spark Alternating current None of these Corrona discharge Electric spark Alternating current ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The reduction ratio for fine grinders is 43961 20-40 As high as 100 44124 43961 20-40 As high as 100 44124 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The filtrate flow rate in constant pressure filtration May increase or decrease ; depends on the pressure Continuously decreases Remains constant throughout Continuously increases May increase or decrease ; depends on the pressure Continuously decreases Remains constant throughout Continuously increases ANSWER DOWNLOAD EXAMIANS APP