Mechanical Operations For efficient grinding, ball mills must be operated At a speed less than the critical speed With minimum possible small balls At a speed more than the critical speed At a speed equal to the critical speed At a speed less than the critical speed With minimum possible small balls At a speed more than the critical speed At a speed equal to the critical speed ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Mixing of plastic solids is generally facilitated by Kneading None of these Mastication Dispersion Kneading None of these Mastication Dispersion ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ centrifuge is normally used in sugar mills. Tubular bowl Suspended batch basket Disc-bowl Perforated horizontal basket continuous Tubular bowl Suspended batch basket Disc-bowl Perforated horizontal basket continuous ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Short distance transportation of grain, gravel, sand, ash, asphalt etc. is done by using a __________ conveyor. Flight Slat or drag Screw Ribbon Flight Slat or drag Screw Ribbon ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations What is the usual value of angle of nip for crushing of ordinary rock in smooth steel crushing rolls? 40° 46° 16° 32° 40° 46° 16° 32° ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Energy consumption in a crusher decreases with increase in the All of these Size of feed (at constant reduction ratio) Size of the product (at constant feed size) Capacity of the crushing machine All of these Size of feed (at constant reduction ratio) Size of the product (at constant feed size) Capacity of the crushing machine ANSWER DOWNLOAD EXAMIANS APP
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