Mechanical Operations Which of the following is not used as a filter medium in case of corrosive liquids? Metal cloth of monel or stainless steel Nylon Glass cloth Cotton fabric Metal cloth of monel or stainless steel Nylon Glass cloth Cotton fabric ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of ice and gypsum can be accomplished suitably by a __________ crusher. Gyratory Blake jaw Toothed roll None of these Gyratory Blake jaw Toothed roll None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations During the washing of cake Filter medium resistance increases Cake resistance decreases All the resistances are constant Filter medium resistance decreases Filter medium resistance increases Cake resistance decreases All the resistances are constant Filter medium resistance decreases ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following agitators having a large blade area, rotating at slow speed is used for mixing high viscosity liquids ( > 50000 centipoise)? Flat blade turbine Helical screw Curved blade turbine Propeller Flat blade turbine Helical screw Curved blade turbine Propeller ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following mineral dressing operations is termed as 'comminution'? Spiralling None of these Panning Tabling Spiralling None of these Panning Tabling 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
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