Mechanical Operations __________ is the most commonly used 'filter aid'. Fuller's earth Diatomaceous earth Semi-plastic clay Vermiculite Fuller's earth Diatomaceous earth Semi-plastic clay Vermiculite ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ball mills and tube mills with flint or porcelain balls are used for size reduction of Asbestos Non-metallic ores Rubber Limestone Asbestos Non-metallic ores Rubber Limestone ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The process by which fine solids is removed from liquids is termed as Sedimentation Decantation Flocculation Classification Sedimentation Decantation Flocculation Classification 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 Cube Raschig rings Cylinder (L/D = 1) Sphere Cube Raschig rings Cylinder (L/D = 1) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Energy requirement (per unit mass of material crushed/ground) is highest for Ball mill Fluid energy mill Rod mill Jaw crusher Ball mill Fluid energy mill Rod mill Jaw crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A tube mill as compared to a ball mill All of these Employs smaller balls Has larger length/diameter ratio (>2 as compared to 1 for ball mill) Gives finer size reduction but consumes more power All of these Employs smaller balls Has larger length/diameter ratio (>2 as compared to 1 for ball mill) Gives finer size reduction but consumes more power ANSWER DOWNLOAD EXAMIANS APP
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