Mechanical Operations Optimum ratio of operating speed to critical speed of a trommel is 1.33-1.45 0.5-2 1.5-2.5 0.33-0.45 1.33-1.45 0.5-2 1.5-2.5 0.33-0.45 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Energy requirement (per unit mass of material crushed/ground) is highest for Ball mill Jaw crusher Fluid energy mill Rod mill Ball mill Jaw crusher Fluid energy mill Rod mill 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? Gyratory crusher Rod mill Ball mill Fluid energy mill Gyratory crusher Rod mill Ball mill Fluid energy mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The grinding in a hammer crusher takes place due to the Both A & B Neither A nor B Attrition Impact Both A & B Neither A nor B Attrition Impact ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Reduction ratio of crushers is the Ratio of feed opening to discharge opening None of these Ratio of discharge opening to feed opening Determining factor for minimum dia of the feed and the product Ratio of feed opening to discharge opening None of these Ratio of discharge opening to feed opening Determining factor for minimum dia of the feed and the product ANSWER DOWNLOAD EXAMIANS APP
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