Mechanical Operations In filtration, the use of 'filter aid' helps in Accelerating the rate of filtration Deplugging the filter medium Enhancing the cake porosity in case of a dense impermeable cake Reducing the filtration pressure Accelerating the rate of filtration Deplugging the filter medium Enhancing the cake porosity in case of a dense impermeable cake Reducing the filtration pressure ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A 30% (by volume) suspension of spherical sand particles in a viscous oil has a hindered settling velocity of 4.44 μm/s. If the Richardson Zaki hindered settling index is 4.5, then the terminal velocity of a sand grain is 0.90 μm/s 1 μm/s 22.1 μm/s 0.02 μm/s 0.90 μm/s 1 μm/s 22.1 μm/s 0.02 μm/s ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is a coarse crusher? Tube mill Toothed roll crusher Gyratory crusher Smooth roll crusher Tube mill Toothed roll crusher Gyratory crusher Smooth roll crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following crushers can be considered as a combination of a jaw crusher and a roller crusher? Fluid energy mill Rod mill Gyratory crusher Ball mill Fluid energy mill Rod mill Gyratory crusher Ball mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The main differentiation factor between tube mill and ball mill is the Final product size Operating speed Size of the grinding media Length to diameter ratio Final product size Operating speed Size of the grinding media Length to diameter ratio ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of a ball mill, Operating speed should be more than the critical speed None of these Fine feed requires a larger ball Coarse feed requires a larger ball Operating speed should be more than the critical speed None of these Fine feed requires a larger ball Coarse feed requires a larger ball ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS