Mechanical Operations Raw materials are charged in the iron blast furnace using None of these Screw conveyor Skip hoist Bucket elevator None of these Screw conveyor Skip hoist Bucket elevator ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A gravity decanter is meant for the separation of two __________ density. Immiscible liquids of different Miscible liquids of different Immiscible liquids of same Miscible liquids of same Immiscible liquids of different Miscible liquids of different Immiscible liquids of same Miscible liquids of same 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 Separation of solid particles based on their densities is called Dispersion Sorting Sizing Clarification Dispersion Sorting Sizing Clarification ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The energy required per unit mass to grind limestone particles of very large size to 100 μm is 12.7 kWh/ton. An estimate (using Bond's law) of the energy to grind the particles from a very large size to 50 μrn is 6.35 kWh/ton 25.4 kWh/ton 18 kWh/ton 9.0 kWh/ton 6.35 kWh/ton 25.4 kWh/ton 18 kWh/ton 9.0 kWh/ton ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Height of liquid in agitation tank is normally maintained equal to the tank diameter. However, if the tank is too tall and a large liquid hold up is desired, then two or more impellers mounted on the same shaft may be used. The clearance between the tank bottom and the bottom most impeller should be about (where, D = impeller diameter) D 2 D 1.5 D 0.5 D D 2 D 1.5 D 0.5 D ANSWER DOWNLOAD EXAMIANS APP
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