Mechanical Operations In a size reduction crushing operation, the feed size is 10 to 50 mm, while the product size is 2 to 10 mm. This is a case of __________ crushing. Fine Ultrafine Primary Secondary Fine Ultrafine Primary Secondary ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following terminology is not used for size reduction of materials to fine sizes or powders? Dispersion Compression Pulverisation Comminution Dispersion Compression Pulverisation Comminution ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For a sphere falling in the constant drag co-efficient regime, its terminal velocity depends on its diameter (d) as 1/d D √d D² 1/d D √d D² ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Short distance transportation of grain, gravel, sand, ash, asphalt etc. is done by using a __________ conveyor. Slat or drag Screw Flight Ribbon Slat or drag Screw Flight Ribbon ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not a wet classifier? Dorr Oliver rake classifier Sharpies supercentrifuge Hydrocyclones None of these Dorr Oliver rake classifier Sharpies supercentrifuge Hydrocyclones None of these 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? 32° 16° 40° 46° 32° 16° 40° 46° ANSWER DOWNLOAD EXAMIANS APP
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