Mechanical Operations __________ is the most commonly used 'filter aid'. Semi-plastic clay Diatomaceous earth Vermiculite Fuller's earth Semi-plastic clay Diatomaceous earth Vermiculite Fuller's earth ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Gizzlies are used for separating __________ solids. Fine Coarse None of these Any size Fine Coarse None of these Any size ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Height of liquid in agitation tank is normally maintained equal to the tank diameter. However, if the tank is too tall and a large liquid hold up is desired, then two or more impellers mounted on the same shaft may be used. The clearance between the tank bottom and the bottom most impeller should be about (where, D = impeller diameter) 1.5 D 2 D D 0.5 D 1.5 D 2 D D 0.5 D ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration operation carried out by continuous increase of the inlet pressure of slurry, is called the __________ filtration. Constant pressure Constant rate Varying rate Varying pressure Constant pressure Constant rate Varying rate Varying pressure ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Separation of isotopes is generally done using a/an __________ centrifuge. Disk-bowl Both A & B Neither A nor B Ultra Disk-bowl Both A & B Neither A nor B Ultra ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations If radius of a batch basket centrifuge is halved & the r.p.m. is doubled, then the Centrifugal force is doubled Capacity of centrifuge is increased Linear speed of the basket is doubled Linear speed of the basket is halved Centrifugal force is doubled Capacity of centrifuge is increased Linear speed of the basket is doubled Linear speed of the basket is halved ANSWER DOWNLOAD EXAMIANS APP
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