Mechanical Operations Driving force in case of filtration by a centrifuge is the Formation of highly porous cake Narrow diameter of the vessel Speed of the centrifuge Centrifugal pressure exerted by the liquid Formation of highly porous cake Narrow diameter of the vessel Speed of the centrifuge Centrifugal pressure exerted by the liquid ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a size reduction crushing operation, feed size is 300 to 1500 mm while the product size is 100 to 300 mm. This is a case of the __________ crushing. Ultrafine Fine Primary Secondary Ultrafine Fine Primary Secondary ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Soft & non-abrasive materials can be made into fines by Compression Attrition Cutting None of these Compression Attrition Cutting None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The most suitable filter for the removal of very small amount of precipitate from very large volumes of water is the __________ filter. Plate & frame Sand Vacuum Rotary Plate & frame Sand Vacuum Rotary ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In screen analysis, the notation +5 mm/-10 mm means particles passing through 5 mm screen and retained on 10 mm screen Both 5 mm and 10 mm screens Neither 5 mm nor 10 mm screen 10 mm screen and retained on 5 mm screen 5 mm screen and retained on 10 mm screen Both 5 mm and 10 mm screens Neither 5 mm nor 10 mm screen 10 mm screen and retained on 5 mm screen ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which one is a filter aid? Calcined lime Convas fabric None of these Diatomaceous earth Calcined lime Convas fabric None of these Diatomaceous earth ANSWER DOWNLOAD EXAMIANS APP
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