Mechanical Operations What is the usual value of angle of nip for crushing of ordinary rock in smooth steel crushing rolls? 46° 16° 32° 40° 46° 16° 32° 40° ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Screw conveyors are Suitable for sticky materials All of these Run at very high rpm Suitable for highly abrasive materials Suitable for sticky materials All of these Run at very high rpm Suitable for highly abrasive materials ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A suspension of glass beads in ethylene glycol has a hindered settling velocity of 1.7 mm/s, while the terminal settling velocity of a single glass bead in ethylene glycol is 17 mm/s. If the Richardson-Zaki hindered settling index is 4.5, the volume fraction of solids in the suspension is 0.1 0.6 None of these 0.4 0.1 0.6 None of these 0.4 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The speed of a rotary drum vacuum filter may be about __________ rpm. 1 50 100 500 1 50 100 500 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ are used for the separation of coarse particles from a slurry of fine particles. Thickeners Classifiers Decanters Hydrocyclones Thickeners Classifiers Decanters Hydrocyclones ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The constants (Kb, Kr and Kk) used in the laws of crushing (i.e., Bond's law, Rittinger's law and Kick's law) depend upon the Neither A nor B Feed material Type of crushing machine Both A & B Neither A nor B Feed material Type of crushing machine Both A & B ANSWER DOWNLOAD EXAMIANS APP
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