Mechanical Operations Short distance transportation of grain, gravel, sand, ash, asphalt etc. is done by using a __________ conveyor. Ribbon Flight Slat or drag Screw Ribbon Flight Slat or drag Screw ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The porosity of a compressible cake is Same throughout the thickness of cake Minimum at the filter medium Minimum at the upstream face Maximum at the filter medium Same throughout the thickness of cake Minimum at the filter medium Minimum at the upstream face Maximum at the filter medium ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Weber number is significant and is concerned with the Suspension of solid in liquid Dispersion of liquid in liquid Solid-liquid mixing Liquid-liquid mixing Suspension of solid in liquid Dispersion of liquid in liquid Solid-liquid mixing Liquid-liquid mixing ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For a non-spherical particle, the sphericity Is the ratio of volume of a sphere having the same surface area as the particle to the actual volume of the particle Has the dimension of length Is defined as the ratio of surface area of a sphere having the same volume as the particle to the actual surface area of the particle Is always less than 1 Is the ratio of volume of a sphere having the same surface area as the particle to the actual volume of the particle Has the dimension of length Is defined as the ratio of surface area of a sphere having the same volume as the particle to the actual surface area of the particle Is always less than 1 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Helical screw agitator is used for Mixing highly viscous pastes 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) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The power number for a stirred tank becomes constant at high Reynolds number. In this limit, the variation of power input with impeller rotational speed (N) is proportional to N¹ N³ N² N° N¹ N³ N² N° ANSWER DOWNLOAD EXAMIANS APP
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