Mechanical Operations Which of the following minerals is not subjected to magnetic separation method? Galena Siderite Rutile Chromite Galena Siderite Rutile Chromite ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For a turbine agitated and baffled tank, operating at low Reynold's number (based on impeller diameter), the power number (Np) varies with NRe as Np ∝ NRe Np → constant Np ∝ 1/NRe Np ∝ √NRe Np ∝ NRe Np → constant Np ∝ 1/NRe Np ∝ √NRe ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The controlling resistance in a rotary drum vacuum filter is the __________ resistance. Cake None of these Filter medium Piping Cake None of these Filter medium Piping ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration of water in a paper mill is done by a/an __________ filter. Plate and frame Sparkler Open sand Vacuum leaf Plate and frame Sparkler Open sand Vacuum leaf 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) 0.5 D 1.5 D D 2 D 0.5 D 1.5 D D 2 D ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A gravity decanter is meant for the separation of two __________ density. Miscible liquids of different Miscible liquids of same Immiscible liquids of different Immiscible liquids of same Miscible liquids of different Miscible liquids of same Immiscible liquids of different Immiscible liquids of same ANSWER DOWNLOAD EXAMIANS APP
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