Mechanical Operations The energy required per unit mass to grind limestone particles of very large size to 100 μm is 12.7 kWh/ton. An estimate (using Bond's law) of the energy to grind the particles from a very large size to 50 μrn is 9.0 kWh/ton 25.4 kWh/ton 6.35 kWh/ton 18 kWh/ton 9.0 kWh/ton 25.4 kWh/ton 6.35 kWh/ton 18 kWh/ton ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following comes in the category of primary crusher for hard and tough stone? Gyratory crusher Cone crusher None of these Jaw crusher Gyratory crusher Cone crusher None of these Jaw crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Hot, lumpy & abrasive materials are best transported by using a/an __________ conveyor. Flight Belt Apron Screw Flight Belt Apron Screw ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations With increase in the pressure drop across the cake, the specific cake resistance for the compressible sludge Increases linearly Decreases Remains constant Increases Increases linearly Decreases Remains constant Increases ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Short distance transportation of grain, gravel, sand, ash, asphalt etc. is done by using a __________ conveyor. Screw Ribbon Flight Slat or drag Screw Ribbon Flight Slat or drag 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/μ² 1/μ 1/√μ √μ 1/μ² 1/μ 1/√μ √μ ANSWER DOWNLOAD EXAMIANS APP
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