Mechanical Operations Mass flow of granular solid (M) through a circular opening of dia, D follows M ∝ D² M ∝ D M ∝ D³ M ∝ √D M ∝ D² M ∝ D M ∝ D³ M ∝ √D ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In closed circuit grinding as compared to open circuit grinding, the Product has lesser size uniformity Specific surface of product is more Operation is economical Production rate at a given limiting size is lower Product has lesser size uniformity Specific surface of product is more Operation is economical Production rate at a given limiting size is lower ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sphericity for a non-spherical particle is given by (where, V and S are volume and surface area respectively of one particle. and, D = equivalent diameter of particle). 6.V/D.S S/V V/6D.S V/D.S 6.V/D.S S/V V/6D.S V/D.S ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Hot, lumpy & abrasive materials are best transported by using a/an __________ conveyor. Screw Flight Belt Apron Screw Flight Belt Apron ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For a sphere falling in the constant drag co-efficient regime, its terminal velocity depends on its diameter (d) as D² D √d 1/d D² D √d 1/d 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 W.V.ρ 3.6 W.D.V.ρ 3.6 W.D.V. 3.6 D.V.ρ 3.6 W.V.ρ 3.6 W.D.V.ρ 3.6 W.D.V. 3.6 D.V.ρ ANSWER DOWNLOAD EXAMIANS APP
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