Mechanical Operations Gravity settling process is not involved in the working of a Hydrocyclone Sedimentation tank Dorr-thickener Classifier Hydrocyclone Sedimentation tank Dorr-thickener Classifier ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The critical speed of a trommel (N) is related to its dia (D) as N ∝ D N ∝ 1/D N ∝ 1/√D N ∝ √D N ∝ D N ∝ 1/D N ∝ 1/√D N ∝ √D ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A propeller agitator Is used for mixing high viscosity pastes All of these Produces mainly axial flow Runs at very slow speed (2 rpm) Is used for mixing high viscosity pastes All of these Produces mainly axial flow Runs at very slow speed (2 rpm) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following gives the work required for size reduction of coal to -200 mesh in a ball mill most accurately ? Kick's law Rittinger's law Bond's law None of these Kick's law Rittinger's law Bond's law None of these ANSWER DOWNLOAD EXAMIANS APP
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 ). 1/μ √μ 1/√μ 1/μ² 1/μ √μ 1/√μ 1/μ² ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Coal is finally pulverised to 200 mesh size for burning in boilers by a Ball mill Hammer crusher Gyratory crusher Roll crusher Ball mill Hammer crusher Gyratory crusher Roll crusher ANSWER DOWNLOAD EXAMIANS APP
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