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 ∝ 1/NRe Np ∝ √NRe Np ∝ NRe Np → constant Np ∝ 1/NRe Np ∝ √NRe Np ∝ NRe Np → constant ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not used as filter aid? Asbestos Rice husk Diatomaceous earth Purified wood cellulose Asbestos Rice husk Diatomaceous earth Purified wood cellulose ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Limestone is normally crushed in a Tube mill Hammer crusher Ball mill Roll crusher Tube mill Hammer crusher Ball mill Roll crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a size reduction crushing operation, the feed size is 10 to 50 mm, while the product size is 2 to 10 mm. This is a case of __________ crushing. Primary Secondary Ultrafine Fine Primary Secondary Ultrafine Fine ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Gold ore concentration is mostly done using Tabling Elutriation Jigging Froth floatation Tabling Elutriation Jigging Froth floatation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The material is crushed in a gyratory crusher by the action of Cutting Attrition Compression Impact Cutting Attrition Compression Impact ANSWER DOWNLOAD EXAMIANS APP
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