Mechanical Operations Energy consumed for crushing one ton of material ranges from __________ kWh. 4 to 5 0.5 to 1.5 2 to 3.5 0.01 to 0.1 4 to 5 0.5 to 1.5 2 to 3.5 0.01 to 0.1 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Apron conveyors are used for None of these Heavy loads & short runs Small loads & long runs Heavy loads & long runs None of these Heavy loads & short runs Small loads & long runs Heavy loads & long runs ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of a hammer crusher, Crushing takes place by impact breaking All of these Reduction ratio can be varied by adjusting the distance from cage to hammers Maximum acceptable feed size is 30 cms Crushing takes place by impact breaking All of these Reduction ratio can be varied by adjusting the distance from cage to hammers Maximum acceptable feed size is 30 cms ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Theoretical capacity of crushing rolls in tons/hr is given by (where, V = peripherial velocity, m/sec. W = width of rolls, m Dr = distance between rolls ρ = density of material to be crushed, kg/m³ here, V =πN.D where, N = speed of the rolls in rotation per second (rps) D = diameter of rolls, m) 3.6 V.W.Dr.ρ 3.6 V.W. ρ 3.6 W.Dr.ρ 3.6 V.W.Dr/ρ 3.6 V.W.Dr.ρ 3.6 V.W. ρ 3.6 W.Dr.ρ 3.6 V.W.Dr/ρ ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A cottrel precipitator makes use of the __________ for dusty air cleaning. None of these Electric spark Corrona discharge Alternating current None of these Electric spark Corrona discharge Alternating current ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The porosity of a compressible cake is Minimum at the filter medium Minimum at the upstream face Maximum at the filter medium Same throughout the thickness of cake Minimum at the filter medium Minimum at the upstream face Maximum at the filter medium Same throughout the thickness of cake ANSWER DOWNLOAD EXAMIANS APP
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