Mechanical Operations Filtration rate through a filter cake is proportional to (where, S = filtering surface R = specific cake resistance μ = viscosity of the filtrate) 1/R 1/μ All of these S 1/R 1/μ All of these S ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Energy requirement (per unit mass of material crushed/ground) is highest for Jaw crusher Ball mill Fluid energy mill Rod mill Jaw crusher Ball mill Fluid energy mill Rod mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Two particles are called to be equal settling, if they are having the same. Terminal velocities in the same fluid & in the same field of force Specific gravity Size None of these Terminal velocities in the same fluid & in the same field of force Specific gravity Size None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ is defined as the geometric mean of the relative rejections and the relative recoveries of two minerals. Concentration ratio Separation efficiency None of these Selectivity index Concentration ratio Separation efficiency None of these Selectivity index ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Trommels separate a mixture of particles depending on their Size Electrical & magnetic properties Wettability Density Size Electrical & magnetic properties Wettability Density 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? Ball mill Fluid energy mill Gyratory crusher Rod mill Ball mill Fluid energy mill Gyratory crusher Rod mill ANSWER DOWNLOAD EXAMIANS APP
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