Pick out the wrong statement. In an agitated vertica... - Solved MCQs & Answer

7760Chemical EngineeringMedium

Pick out the wrong statement. In an agitated vertical cylindrical reaction vessel, the________?

AFilling ratio for dispersing gas in a liquid is 2 for sufficiently long contact period

BRatio of liquid depth to tank diameter (i.e. the filling ratio) recommended for most purposes is 1

CFlat bottom and conical bottom vessels have low agitation efficiency for agitation of heavy solids in liquids

DDished bottom vessel has very high power consumption

Correct answer

D. Dished bottom vessel has very high power consumption

Explanation

The correct answer is Dished bottom vessel has very high power consumption.

Free energy change of mixing two liquid substances is a function of the________?

Screen efficiency is________?

Conductance is given by (where, x = thickness, A = heat flow area, K = thermal conductivity.)?

Low temperature oxidation of coal during storage does not decrease its________?

Fermentation of molasses to produce ethyl alcohol is done at ________ °C?

‘Cox’ chart which is useful in the design of a distillation column (particularly suitable for petroleum hydrocarbons) is a plot of the________?