Mechanical Operations Raw materials are charged in the iron blast furnace using None of these Bucket elevator Skip hoist Screw conveyor None of these Bucket elevator Skip hoist Screw conveyor ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Rod mills employed for grinding Is useful for handling sticky materials All of these Employ a steel shell having L/D ratio of 1.5 to 3.0 Employ steel rods of 2-12 cms diameter extending over full length of the mill Is useful for handling sticky materials All of these Employ a steel shell having L/D ratio of 1.5 to 3.0 Employ steel rods of 2-12 cms diameter extending over full length of the mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sphericity is the ratio of the surface area of a spherical particle having the same volume as the particle to the surface area of the particle. Which of the following has the maximum value of sphericity? Cylinder (L/D = 1) Raschig rings Cube Sphere Cylinder (L/D = 1) Raschig rings Cube Sphere ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The material is crushed in a gyratory crusher by the action of Compression Impact Cutting Attrition Compression Impact Cutting Attrition ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The equivalent diameter of channel of a constant non-circular cross-section of 3 cm by 6 cm will be __________ cms. 20 12 8 2 20 12 8 2 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The specific cake resistance for incompressible sludges is (where ΔP = pressure drop over cake) ∝ 1/ ΔP Independent of ΔP ∝ √ΔP ∝ ΔP ∝ 1/ ΔP Independent of ΔP ∝ √ΔP ∝ ΔP ANSWER DOWNLOAD EXAMIANS APP
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