Mechanical Operations The ratio of the area of openings in one screen (Taylor series) to that of the openings in the next smaller screen is 1.5 ?2 1 None of these 1.5 ?2 1 None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Screen efficiency is None of these Recovery Recovery/rejection Rejection None of these Recovery Recovery/rejection Rejection 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? Raschig rings Cylinder (L/D = 1) Sphere Cube Raschig rings Cylinder (L/D = 1) Sphere Cube ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Basic slag is not ground in Ball mills Jaw crushers Compartment mills Tube mills Ball mills Jaw crushers Compartment mills Tube mills ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ball mills and tube mills with flint or porcelain balls are used for size reduction of Non-metallic ores Rubber Limestone Asbestos Non-metallic ores Rubber Limestone Asbestos ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sedimentation on commercial scale occurs in Thickeners Classifiers Cyclones Rotary drum filters Thickeners Classifiers Cyclones Rotary drum filters ANSWER DOWNLOAD EXAMIANS APP
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