Mechanical Operations During the washing of cake Filter medium resistance decreases All the resistances are constant Filter medium resistance increases Cake resistance decreases Filter medium resistance decreases All the resistances are constant Filter medium resistance increases Cake resistance decreases ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is the most suitable for cleaning of fine coal dust (<0.5 mm)? Spiral separator Trough washer Froth floatation Baum jig washer Spiral separator Trough washer Froth floatation Baum jig washer ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For a cyclone of diameter 0.2 m with a tangential velocity of 15 m/s at the wall, the separation factor is 460 2250 1125 230 460 2250 1125 230 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 Which of the following is not a revolving/tumbling mill used for size reduction? Compartment mill Rod mill Cage mill Pebble mill Compartment mill Rod mill Cage mill Pebble mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following crushers can be considered as a combination of a jaw crusher and a roller crusher? Fluid energy mill Gyratory crusher Ball mill Rod mill Fluid energy mill Gyratory crusher Ball mill Rod mill ANSWER DOWNLOAD EXAMIANS APP
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