Mechanical Operations In screen analysis, the notation +5 mm/-10 mm means particles passing through 10 mm screen and retained on 5 mm screen 5 mm screen and retained on 10 mm screen Neither 5 mm nor 10 mm screen Both 5 mm and 10 mm screens 10 mm screen and retained on 5 mm screen 5 mm screen and retained on 10 mm screen Neither 5 mm nor 10 mm screen Both 5 mm and 10 mm screens ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Screw conveyors are Suitable for sticky materials All of these Suitable for highly abrasive materials Run at very high rpm Suitable for sticky materials All of these Suitable for highly abrasive materials Run at very high rpm ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Shell and leaf filter as compared to plate and frame filter Facilitates filtration under higher pressure Entails less labor cost Provides more effective washing All of these Facilitates filtration under higher pressure Entails less labor cost Provides more effective washing All of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sorting classifiers employing differential settling methods for separation of particles make use of the differences in their Particle sizes Terminal velocities None of these Densities Particle sizes Terminal velocities None of these Densities 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? Sphere Cylinder (L/D = 1) Cube Raschig rings Sphere Cylinder (L/D = 1) Cube Raschig rings ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following mineral dressing operations is termed as 'comminution'? None of these Spiralling Panning Tabling None of these Spiralling Panning Tabling ANSWER DOWNLOAD EXAMIANS APP
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