Mechanical Operations Vibrating screens are used for handling large tonnages of materials. The vibrating motion is imparted to the screening surface by means of Either A, B or C Unblanced fly wheels Cams or eccentric shafts Electromagnets Either A, B or C Unblanced fly wheels Cams or eccentric shafts Electromagnets ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Soft & non-abrasive materials can be made into fines by Attrition Compression None of these Cutting Attrition Compression None of these Cutting ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Toothed roll crushers achieve size reduction by Neither A nor B Both A & B Impact and attrition Tearing (shear) and compression Neither A nor B Both A & B Impact and attrition Tearing (shear) and compression ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Mixing of light fine powder such as insecticides is done by Kneader Pug mill Banbery mixer Impact wheels Kneader Pug mill Banbery mixer Impact wheels ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For spheres, volume shape factor is given by π(=A/D²) AD/V 2π(=2A/D²) π/6(=V/D³) π(=A/D²) AD/V 2π(=2A/D²) π/6(=V/D³) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Vibrating screens have capacity in the range of __________ tons/ft² .mm mesh size. 5 to 25 100 to 250 50 to 100 0.2 to 0.8 5 to 25 100 to 250 50 to 100 0.2 to 0.8 ANSWER DOWNLOAD EXAMIANS APP
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