Mechanical Operations Which of the following is not categorised as a "mechanical operation"? Humidification Size enlargement Agitation Filtration Humidification Size enlargement Agitation Filtration ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Laminar flow region is said to exist during agitation of a liquid in an agitator, when the value of Reynolds number is >10 >100 >10 >100 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Vibrating screens are used for handling large tonnages of materials. The vibrating motion is imparted to the screening surface by means of Unblanced fly wheels Cams or eccentric shafts Either A, B or C Electromagnets Unblanced fly wheels Cams or eccentric shafts Either A, B or C Electromagnets 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 ∝ Re1.0 Po ∝ Re0.0 Po ∝ Re-1.0 Po ∝ Re0.5 Po ∝ Re1.0 Po ∝ Re0.0 Po ∝ Re-1.0 Po ∝ Re0.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The maximum slope of a belt conveyor can be 45° 15° 30° 60° 45° 15° 30° 60° ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For sizing of fine materials, the most suitable equipment is a Grizzly Vibrating screen Trommel Shaking screen Grizzly Vibrating screen Trommel Shaking screen ANSWER DOWNLOAD EXAMIANS APP
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