Which of the following is not used as a filter medium in case of corrosive liquids?

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Laminar flow region is said to exist during agitation of a liquid in an agitator, when the value of Reynolds number is________________?

A. > 10 B. < 10 C. > 100 D. < 100...

Removal of activated carbon from glycerine is done by _________________?

A. Plate and frame filter B. Rotary vacuum filter C. Batch basket centrifuge D. None of these...

What is the reduction ratio in a fine crushing operation having following feed and product sizes ?

A. 0.5 B. 2 C. 5 D. 10...

Which of the following is used for primary crushing of very hard lumpy materials ?

A. Toothed roll crusher B. Gyratory crusher C. Ball mill D. Tube mill...

increasing the capacity of a screen _______________ the screen effectiveness?

A. Decreases B. Increases C. Does not effect D. None of these...