Mechanical Operations The distribution given by microscopic analysis of powder is Number Volume Area Length Number Volume Area Length ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sphericity for a non-spherical particle is given by (where, V and S are volume and surface area respectively of one particle. and, D = equivalent diameter of particle). S/V 6.V/D.S V/6D.S V/D.S S/V 6.V/D.S V/6D.S V/D.S ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Pebble mills are tumbling mills widely used for grinding in the manufacture of paints & pigments and cosmetic industries, where iron contamination in the product is highly objectionable. Pebbles used in pebble mill are made of Stainless steel Concrete Flint or porcelain Bronze Stainless steel Concrete Flint or porcelain Bronze ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Rod mills employed for grinding Employ steel rods of 2-12 cms diameter extending over full length of the mill Employ a steel shell having L/D ratio of 1.5 to 3.0 Is useful for handling sticky materials All of these Employ steel rods of 2-12 cms diameter extending over full length of the mill Employ a steel shell having L/D ratio of 1.5 to 3.0 Is useful for handling sticky materials All of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Shape factor for a cylinder whose length equals its diameter is 1.0 2.0 1.5 0.5 1.0 2.0 1.5 0.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sedimentation on commercial scale occurs in Classifiers Rotary drum filters Thickeners Cyclones Classifiers Rotary drum filters Thickeners Cyclones ANSWER DOWNLOAD EXAMIANS APP