Correct answer
D. Multiple blade paddles
Explanation
The correct answer is Multiple blade paddles.
Flash distillation is suitable for separating the constituents of a binary system, which ________?
Which of the following methods of depreciation calculations results in book values greater than those obtained with straight line method?
Very fine suspended and colloidal impurities are removed from water by a process called________?
‘Wind loss’ resulting from unscientific storage of coal may be the order of about ________ percent?
Polymethyl methacrylate (PMMA) which is also known as Perspex and is produced by bulk polymerisation of methyl methacrylate is not a ________ polymer?
200 kg of solids (on dry basis) is subjected to a drying process for a period of 5000 seconds. The drying occurs in the constant rate period with the drying rate as, Nc = 0.5 × 10-3 kg/m2.s. The initial moisture content of the solid is 0.2 kg moisture/kg dry solid. The interfacial area available for drying is 4 m2/1000 kg of dry solid. The moisture content at the end of the drying period is (in kg moisture/kg dry solid)?