Mechanical Operations The critical speed of a trommel (N) is related to its dia (D) as N ∝ √D N ∝ D N ∝ 1/D N ∝ 1/√D N ∝ √D N ∝ D N ∝ 1/D N ∝ 1/√D ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following crushers can be considered as a combination of a jaw crusher and a roller crusher? Ball mill Gyratory crusher Rod mill Fluid energy mill Ball mill Gyratory crusher Rod mill Fluid energy mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A cottrel precipitator makes use of the __________ for dusty air cleaning. Electric spark Corrona discharge None of these Alternating current Electric spark Corrona discharge None of these Alternating current ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Toothed roll crushers achieve size reduction by Both A & B Neither A nor B Tearing (shear) and compression Impact and attrition Both A & B Neither A nor B Tearing (shear) and compression Impact and attrition ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For coarse reduction of hard solids, use Cutting Impact Compression Attrition Cutting Impact Compression Attrition ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For sizing of fine materials, the most suitable equipment is a Vibrating screen Trommel Shaking screen Grizzly Vibrating screen Trommel Shaking screen Grizzly ANSWER DOWNLOAD EXAMIANS APP
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