Mechanical Operations In froth floatation, chemical agent added to cause air adherence is called Modifier Collector Activator Frother Modifier Collector Activator Frother 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 ∝ NRe Np → constant Np ∝ 1/NRe Np ∝ √NRe Np ∝ NRe Np → constant Np ∝ 1/NRe ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Dust laden air can be purified using a Cyclone separator Bag filter Gravity settler Tubular centrifuge Cyclone separator Bag filter Gravity settler Tubular centrifuge ANSWER DOWNLOAD EXAMIANS APP
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 Decreases Remains unchanged Increases May increase or decrease; depends on the machine Decreases Remains unchanged Increases ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is a fine crusher? Gyratory crusher Blake jaw crusher Dodge jaw crusher Toothed roll crusher Gyratory crusher Blake jaw crusher Dodge jaw crusher Toothed roll crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of a hammer crusher, the final product size depends on the All of these Feed rate Rotor speed Clearance between hammer & grinding plates All of these Feed rate Rotor speed Clearance between hammer & grinding plates ANSWER DOWNLOAD EXAMIANS APP
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