Mechanical Operations The main size reduction operation in ultrafine grinders is Cutting Attrition Impact Compression Cutting Attrition Impact Compression ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For spheres, the surface shape factor is given by (where, A = area, V = volume, and D = diameter) π(=A/D²) π/6(=V/D³) None of these AD/V π(=A/D²) π/6(=V/D³) None of these AD/V ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Energy consumption in a crusher decreases with increase in the Size of feed (at constant reduction ratio) Size of the product (at constant feed size) Capacity of the crushing machine All of these Size of feed (at constant reduction ratio) Size of the product (at constant feed size) Capacity of the crushing machine All of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations 200 mesh screen means 200 openings per Inch Cm Inch² Cm² Inch Cm Inch² Cm² ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The constants (Kb, Kr and Kk) used in the laws of crushing (i.e., Bond's law, Rittinger's law and Kick's law) depend upon the Neither A nor B Feed material Both A & B Type of crushing machine Neither A nor B Feed material Both A & B Type of crushing machine ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Capacity of flight conveyor in tons/hr is given by (where, W & D = width and depth of flight respectively in metre V = speed of the conveyor, metre/second ρ = bulk density of material, kg/m³) 3.6 D.V.ρ 3.6 W.V.ρ 3.6 W.D.V. 3.6 W.D.V.ρ 3.6 D.V.ρ 3.6 W.V.ρ 3.6 W.D.V. 3.6 W.D.V.ρ ANSWER DOWNLOAD EXAMIANS APP