In the constant rate period of the rate of drying cu... - Solved MCQs & Answer

4279Chemical EngineeringMedium

In the constant rate period of the rate of drying curve for batch drying,________?

ARate of drying decreases abruptly

BSurface evaporation of unbound moisture occurs

CCracks develop on the surface of the solid

DNone of these

Correct answer

B. Surface evaporation of unbound moisture occurs

Explanation

The correct answer is Surface evaporation of unbound moisture occurs.

Make up water is supplied during cooling tower operation to compensate for water losses due to________?

Nusselt number is related to the Reynolds number (Re) in turbulent & laminar flow respectively as________?

Pick out the wrong statement?

The mass number of an element is not changed, when it emits ________ radiations?

The main function of baffles provided in a shell and tube heat exchanger is to________?

Upto what value of ‘Mach number’, a fluid may be considered as incompressible?