Mechanical Operations Sphericity of a cubical particle, when its equivalent diameter is taken as the height of the cube, is √3 1 0.5 √2 √3 1 0.5 √2 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Separation of a suspension or slurry into a supernatant clear liquid (free from particles) and a thick sludge containing a high concentration of solid is called Classification Decantation Sedimentation Clarification Classification Decantation Sedimentation Clarification ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Separation of isotopes is generally done using a/an __________ centrifuge. Disk-bowl Ultra Both A & B Neither A nor B Disk-bowl Ultra Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Mixer used for rubber compounding is Pug mill Muller mixer Mixer-extruder Banbury internal mixer Pug mill Muller mixer Mixer-extruder Banbury internal mixer 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 → constant Np ∝ NRe Np ∝ 1/NRe Np ∝ √NRe Np → constant Np ∝ NRe Np ∝ 1/NRe Np ∝ √NRe ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The filtrate flow rate in constant pressure filtration Continuously increases Remains constant throughout Continuously decreases May increase or decrease ; depends on the pressure Continuously increases Remains constant throughout Continuously decreases May increase or decrease ; depends on the pressure ANSWER DOWNLOAD EXAMIANS APP