Mechanical Operations Production rate __________ with increased fineness, with a given energy input to the size reduction machine. May increase or decrease; depends on the machine Increases Decreases Remains unchanged May increase or decrease; depends on the machine Increases Decreases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following mineral dressing operations is termed as 'comminution'? Panning Tabling None of these Spiralling Panning Tabling None of these Spiralling ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For spheres, the surface shape factor is given by (where, A = area, V = volume, and D = diameter) π/6(=V/D³) AD/V None of these π(=A/D²) π/6(=V/D³) AD/V None of these π(=A/D²) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations During washing of filter at the end of constant pressure filtration, the rate of washing equals the rate of filtration At the end of filtration, but decreases with time subsequently At the end of filtration At time zero When half the filtrate has been obtained At the end of filtration, but decreases with time subsequently At the end of filtration At time zero When half the filtrate has been obtained ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ mill is normally used for grinding of talc. Pebble Ring-roll Tube Compartment Pebble Ring-roll Tube Compartment ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is a batch sedimentation equipment? Filter thickener Rotary sprayer scrubber Dry cyclone separator Dust catcher Filter thickener Rotary sprayer scrubber Dry cyclone separator Dust catcher ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS