Mechanical Operations What is the usual value of angle of nip for crushing of ordinary rock in smooth steel crushing rolls? 16° 32° 40° 46° 16° 32° 40° 46° ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of asbestos and mica is done by Gyratory crushers Crushing rolls Hammer mills Rod mills Gyratory crushers Crushing rolls Hammer mills Rod mills ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Wet grinding in a revolving mill __________ as compared to dry grinding. Requires more energy Gives less wear on chamber walls Increases capacity Complicates handling of the product Requires more energy Gives less wear on chamber walls Increases capacity Complicates handling of the product ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The speed of a rotary drum vacuum filter may be about __________ rpm. 50 1 100 500 50 1 100 500 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Angle of nip of the crushing rolls does not depend upon the Feed size Speed of the rolls Product size Diameter of the rolls Feed size Speed of the rolls Product size Diameter of the rolls ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is a coarse crusher? Toothed roll crusher Tube mill Smooth roll crusher Gyratory crusher Toothed roll crusher Tube mill Smooth roll crusher Gyratory crusher ANSWER DOWNLOAD EXAMIANS APP
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