Mechanical Operations Size reduction does not occur due to compression in case of Gyratory crushers Smooth roll crushers Rod mills Jaw crushers Gyratory crushers Smooth roll crushers Rod mills Jaw crushers ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Grinding characteristic of a material is given by its Abrasion index Angle of repose Shatter index HGI Abrasion index Angle of repose Shatter index HGI ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not used as a filter medium in case of corrosive liquids? Cotton fabric Glass cloth Metal cloth of monel or stainless steel Nylon Cotton fabric Glass cloth Metal cloth of monel or stainless steel Nylon ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Colloidal mills are used for __________ grinding. Intermediate Ultrafine Coarse Fine Intermediate Ultrafine Coarse Fine ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Rod mills employed for grinding 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 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 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations According to Bond crushing law, the work required to form particle of size 'D' from very large feed is (where (S/V)p and (S/V)f are surface to volume ratio of the product and feed respectively). (S/V)f (S/V)²p √(S/V)p (S/V)p (S/V)f (S/V)²p √(S/V)p (S/V)p ANSWER DOWNLOAD EXAMIANS APP