Mechanical Operations Bucket elevators are not suitable for the vertical lifting of __________ materials. Free flowing Sticky (e.g. clay paste) Small lumpy (e.g. grains and sand) Fine (e.g. - 200 mesh size coal) Free flowing Sticky (e.g. clay paste) Small lumpy (e.g. grains and sand) Fine (e.g. - 200 mesh size coal) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Introduction of slurry in a plate and frame filter press is done through a plate in each frame. The plate of this filter has a __________ surface. Either A or B Plane Ribbed Curved Either A or B Plane Ribbed Curved ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In washing type plate and frame filter press, the ratio of washing rate to the final filtrate rate is 1/2 1/4 4 1 1/2 1/4 4 1 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Separation of materials of the same density based on their sizes by using then-different rates of flow is called Sorting Flocculation Sizing Elutriation Sorting Flocculation Sizing Elutriation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For efficient grinding, ball mills must be operated At a speed equal to the critical speed At a speed more than the critical speed At a speed less than the critical speed With minimum possible small balls At a speed equal to the critical speed At a speed more than the critical speed At a speed less than the critical speed With minimum possible small balls ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The reduction ratio for grinders is defined as(where, Df and Dp are average diameters of feed and product respectively). Df - Dp Df/Dp Dp/Df None of these Df - Dp Df/Dp Dp/Df None of these ANSWER DOWNLOAD EXAMIANS APP
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