Mechanical Operations Kick's law assumes that the energy required for size reduction is proportional to the logarithm of the ratio between the initial and the final diameters. The unit of Kick's constant is Kg/sec KW. sec/kg KWh/kg KWh/sec. kg Kg/sec KW. sec/kg KWh/kg KWh/sec. kg ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The filtrate flow rate in constant pressure filtration Continuously increases Continuously decreases Remains constant throughout May increase or decrease ; depends on the pressure Continuously increases Continuously decreases Remains constant throughout May increase or decrease ; depends on the pressure ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filter aid is used to Increase the rate of filtration Increase the porosity of the cake Act as a support base for the septum Decrease the pressure drop Increase the rate of filtration Increase the porosity of the cake Act as a support base for the septum Decrease the pressure drop ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations According to Bond crushing law, the work required to form particle of size 'D' from very large feed is (where (S/V)p and (S/V)f are surface to volume ratio of the product and feed respectively). (S/V)f (S/V)²p (S/V)p √(S/V)p (S/V)f (S/V)²p (S/V)p √(S/V)p ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The specific cake resistance for compressible sludges is a function of the pressure drop None of these Overall Over cake Over medium None of these Overall Over cake Over medium ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Helical screw agitator is used for Blending immiscible liquids None of these Mixing liquids at very high temperature (> 250 °C) Mixing highly viscous pastes Blending immiscible liquids None of these Mixing liquids at very high temperature (> 250 °C) Mixing highly viscous pastes ANSWER DOWNLOAD EXAMIANS APP