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 N² N³ N° N¹ N² N³ N° ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Solid particles separation based on the difference in their flow velocities through fluids is termed as the Classification Clarification Sedimentation Elutriation Classification Clarification Sedimentation Elutriation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In screen analysis, the notation +5 mm/-10 mm means particles passing through Both 5 mm and 10 mm screens 10 mm screen and retained on 5 mm screen Neither 5 mm nor 10 mm screen 5 mm screen and retained on 10 mm screen Both 5 mm and 10 mm screens 10 mm screen and retained on 5 mm screen Neither 5 mm nor 10 mm screen 5 mm screen and retained on 10 mm screen ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ conveyors are also called scrapers. Helical flight Both B & C Apron Screw Helical flight Both B & C Apron Screw ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sphericity is the ratio of the surface area of a spherical particle having the same volume as the particle to the surface area of the particle. Which of the following has the maximum value of sphericity? Cube Cylinder (L/D = 1) Raschig rings Sphere Cube Cylinder (L/D = 1) Raschig rings Sphere ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Short distance transportation of grain, gravel, sand, ash, asphalt etc. is done by using a __________ conveyor. Flight Slat or drag Screw Ribbon Flight Slat or drag Screw Ribbon ANSWER DOWNLOAD EXAMIANS APP
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