Mechanical Operations The study on washability of coal is done by using the __________ technique. Heavy media separation Elutriation Tabling None of these Heavy media separation Elutriation Tabling None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Helical screw agitator is used for Mixing highly viscous pastes None of these Blending immiscible liquids Mixing liquids at very high temperature (> 250 °C) Mixing highly viscous pastes None of these Blending immiscible liquids Mixing liquids at very high temperature (> 250 °C) 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 Selectivity index None of these Separation efficiency Concentration ratio Selectivity index None of these Separation efficiency ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Molten ammonium nitrate is mixed with ground limestone in fertilizer plant in a Muller mixer Pug mill Mixer-extruder Banbury mixer Muller mixer Pug mill Mixer-extruder Banbury mixer ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Separation of particles of various sizes, shapes and densities by allowing them to settle in a fluid is called Froth floatation Classification Clarification Thickening Froth floatation Classification Clarification Thickening ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ centrifuge is the most suitable for separation of non-friable crystals. Disc-bowl Perforated horizontal basket continuous Suspended batch basket Tubular bowl Disc-bowl Perforated horizontal basket continuous Suspended batch basket Tubular bowl ANSWER DOWNLOAD EXAMIANS APP
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