Mechanical Operations Which of the follwoing mechanical conveyors does not come under the division 'scrapers'? Flight conveyor Bucket elevators Drag conveyor Ribbon conveyor Flight conveyor Bucket elevators Drag conveyor Ribbon conveyor ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Vacuum filter is most suitable for the None of these Liquids having high vapour pressure Liquids of very high viscosity Removal of fines from liquid None of these Liquids having high vapour pressure Liquids of very high viscosity Removal of fines from liquid ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Trommels are revolving screens which normally operate in the range of __________ rpm. 43832 40 - 50 60 - 75 15 - 20 43832 40 - 50 60 - 75 15 - 20 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations At low Reynold's number, the power (P) required for agitating a fluid in a stirred tank becomes independent of inertial forces. In this limit, indicate which of the following relations is satisfied: Po = ρ/ρN3 D5 : Power number Re = ρ N D2/μ: Reynold's number N is the impeller rotational speed, and D is the impeller diameter. Po ∝ Re-1.0 Po ∝ Re0.0 Po ∝ Re1.0 Po ∝ Re0.5 Po ∝ Re-1.0 Po ∝ Re0.0 Po ∝ Re1.0 Po ∝ Re0.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For spheres, volume shape factor is given by π/6(=V/D³) AD/V π(=A/D²) 2π(=2A/D²) π/6(=V/D³) AD/V π(=A/D²) 2π(=2A/D²) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The most suitable equipment for removing the fine dust particle (< 1 micron dia.) from air below its dew point will be a/an Bag filter Cyclone separator Electrostatic precipitator Wet scrubber Bag filter Cyclone separator Electrostatic precipitator Wet scrubber ANSWER DOWNLOAD EXAMIANS APP
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