Mechanical Operations Optimum ratio of operating speed to critical speed of a trommel is 1.5-2.5 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 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a size reduction crushing operation, feed size is 100 to 300 mm. while the product size is 10 to 50 mm. This is a case of the __________ crushing. Primary Fine Ultrafine Secondary Primary Fine Ultrafine Secondary ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a ball mill, the volume occupied by the balls (when the mill is stopped) is about __________ percent of the volume of the mill. 35 70 50 85 35 70 50 85 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Bucket elevators are not suitable for the vertical lifting of __________ materials. Free flowing Small lumpy (e.g. grains and sand) Sticky (e.g. clay paste) Fine (e.g. - 200 mesh size coal) Free flowing Small lumpy (e.g. grains and sand) Sticky (e.g. clay paste) Fine (e.g. - 200 mesh size coal) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration of water in a paper mill is done by a/an __________ filter. Open sand Plate and frame Vacuum leaf Sparkler Open sand Plate and frame Vacuum leaf Sparkler ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is the most suitable filter for separation of abrasive solids suspended in a corrosive liquid? Plate and frame filter press Sand bed filter Vacuum filter Batch basket centrifuge Plate and frame filter press Sand bed filter Vacuum filter Batch basket centrifuge ANSWER DOWNLOAD EXAMIANS APP
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