Mechanical Operations Soft & non-abrasive materials can be made into fines by Cutting None of these Attrition Compression Cutting None of these Attrition Compression ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ore concentration by jigging is based on the difference in the __________ of the particles. None of these Wettability Specific gravities Shape None of these Wettability Specific gravities Shape ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations To get a fine talc powder from its granules, the equipment used is Roller crusher Jaw crusher Gyratory crusher Ball mill Roller crusher Jaw crusher Gyratory crusher Ball mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not a wet classifier? Sharpies supercentrifuge Dorr Oliver rake classifier Hydrocyclones None of these Sharpies supercentrifuge Dorr Oliver rake classifier 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? 40° 16° 46° 32° 40° 16° 46° 32° ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For spheres, the surface shape factor is given by (where, A = area, V = volume, and D = diameter) π(=A/D²) None of these π/6(=V/D³) AD/V π(=A/D²) None of these π/6(=V/D³) AD/V ANSWER DOWNLOAD EXAMIANS APP
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