Mechanical Operations Production rate __________ with increased fineness, with a given energy input to the size reduction machine. May increase or decrease; depends on the machine Increases Remains unchanged Decreases May increase or decrease; depends on the machine Increases Remains unchanged Decreases 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 Type of crushing machine Both A & B Neither A nor B Feed material Type of crushing machine Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For laminar flow of filtrate through the cake deposited on septum, which of the following will be valid? None of these Leva Blake-Plummer equation Kozney-Karman equation None of these Leva Blake-Plummer equation Kozney-Karman equation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations During the washing of cake Filter medium resistance decreases Cake resistance decreases Filter medium resistance increases All the resistances are constant Filter medium resistance decreases Cake resistance decreases Filter medium resistance increases All the resistances are constant ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The capacity of a classifier in 'tons of solid/hr' is given by (where, A = cross-sectional area, m² V = rising velocity of fluid, m/sec.S = percentage of solids in the suspension by volume.ρ = density of solids, kg/m³) 3.6 A.S. ρ 3.6 AVS.ρ 3.6 AVS/ρ 3.6 A.V.ρ 3.6 A.S. ρ 3.6 AVS.ρ 3.6 AVS/ρ 3.6 A.V.ρ ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Coal is finally pulverised to 200 mesh size for burning in boilers by a Ball mill Roll crusher Hammer crusher Gyratory crusher Ball mill Roll crusher Hammer crusher Gyratory crusher ANSWER DOWNLOAD EXAMIANS APP
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