Mechanical Operations Filtrate flow rate in case of a rotary drum vacuum filter (in which Rm < < Rc) is proportional to __________ and the cycle time (where, μ = filtrate viscosity Rm = filter medium resistance Rc = cake resistance ). √μ 1/√μ 1/μ 1/μ² √μ 1/√μ 1/μ 1/μ² ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not used as a filter medium in case of corrosive liquids? Nylon Glass cloth Cotton fabric Metal cloth of monel or stainless steel Nylon Glass cloth Cotton fabric Metal cloth of monel or stainless steel ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of a hammer crusher, the Feed may be highly abrasive (Moh's scale >5) Rotor shaft carrying hammers can be vertical or horizontal Maximum feed size may be 50 mm Minimum product size is 3 mm Feed may be highly abrasive (Moh's scale >5) Rotor shaft carrying hammers can be vertical or horizontal Maximum feed size may be 50 mm Minimum product size is 3 mm ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ baffles are provided in ball mills. Only two None of these Horizontal No Only two None of these Horizontal No ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Fick's law relates to Final particle size Feed size None of these Energy consumption Final particle size Feed size None of these Energy consumption 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
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