Mechanical Operations The sphericity of a cylinder of 1 mm diameter and length 3 mm is 0.6 0.78 0.9 0.5 0.6 0.78 0.9 0.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The term 'angle of nip' is concerned with the operation of the __________ crushers. None of these Roll Gyratory Jaw None of these Roll Gyratory Jaw ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Metallic wire mesh is used as a filtering medium for the separation of dust from dust laden gas in case of a/an Venturi scrubber Air filter Bag filter Hydrocyclones Venturi scrubber Air filter Bag filter Hydrocyclones ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations What is the selectivity index, if the grade of tailings & concentrate is the same? 1 0.5 ∞ 1 0.5 ∞ ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The specific cake resistance for incompressible sludges is (where ΔP = pressure drop over cake) ∝ 1/ ΔP ∝ ΔP Independent of ΔP ∝ √ΔP ∝ 1/ ΔP ∝ ΔP Independent of ΔP ∝ √ΔP 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. Secondary Fine Primary Ultrafine Secondary Fine Primary Ultrafine ANSWER DOWNLOAD EXAMIANS APP
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