Sphericity for a non-spherical particle is given by (where, V and S are volume and surface area respectively of one particle. and, D = equivalent diameter of particle)?

Related Mcqs:

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?

A. Primary B. Secondary C. Fine D. Ultrafine...

Size measurement of ultrafine particles can be best expressed in terms of___________________?

A. Centimetre B. Screen size C. Micron D. Surface area per unit mass...

Vacuum is applied in _______________ zone, in case of a general type continuous rotary drum vacuum filter?

A. Filtering B. Washing C. Drying D. All A., B. & C....

Vacuum filter is most suitable for the_______________?

A. Removal of fines from liquid B. Liquids having high vapour pressure C. Liquids of very high viscosity D. None of these...

The main size reduction operation in ultrafine grinders is_____________?

A. Cutting B. Attrition C. Compression D. Impact...