Mechanical Operations In case of a hammer crusher, Crushing takes place by impact breaking Maximum acceptable feed size is 30 cms Reduction ratio can be varied by adjusting the distance from cage to hammers All of these Crushing takes place by impact breaking Maximum acceptable feed size is 30 cms Reduction ratio can be varied by adjusting the distance from cage to hammers All of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Two particles are called to be equal settling, if they are having the same. Specific gravity None of these Terminal velocities in the same fluid & in the same field of force Size Specific gravity None of these Terminal velocities in the same fluid & in the same field of force Size ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Optimum ratio of operating speed to critical speed of a trommel is 0.5-2 1.33-1.45 0.33-0.45 1.5-2.5 0.5-2 1.33-1.45 0.33-0.45 1.5-2.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is the most suitable for cleaning of fine coal dust (<0.5 mm)? Spiral separator Trough washer Baum jig washer Froth floatation Spiral separator Trough washer Baum jig washer Froth floatation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The inlet pressure in a constant rate filtration Remains constant Decreases gradually None of these Increases continuously Remains constant Decreases gradually None of these Increases continuously ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Maximum size reduction in a ball mill is done by the, __________ action. Impact Cutting Attrition Compression Impact Cutting Attrition Compression ANSWER DOWNLOAD EXAMIANS APP
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