Mechanical Operations Short distance transportation of grain, gravel, sand, ash, asphalt etc. is done by using a __________ conveyor. Slat or drag Flight Screw Ribbon Slat or drag Flight Screw Ribbon ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The specific surface of spherical particles is given by (where D and ρ are diameter and density of particle). 4/D.p 2/D.p 12/D.p 6/D.p 4/D.p 2/D.p 12/D.p 6/D.p ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of grinding in a ball mill All of these Wet grinding achieves a finer product size than dry grinding Its capacity decreases with increasing fineness of the products Grinding cost and power requirement increases with increasing fineness of the products All of these Wet grinding achieves a finer product size than dry grinding Its capacity decreases with increasing fineness of the products Grinding cost and power requirement increases with increasing fineness of the products 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 Hydrocyclones Venturi scrubber Air filter Bag filter Hydrocyclones Venturi scrubber Air filter Bag filter ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration rate through a filter cake is proportional to (where, S = filtering surface R = specific cake resistance μ = viscosity of the filtrate) 1/μ S All of these 1/R 1/μ S All of these 1/R ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations With increase in the pressure drop across the cake, the specific cake resistance for the compressible sludge Increases linearly Remains constant Increases Decreases Increases linearly Remains constant Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
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