Correct answer
D. Surface evaporation of unbound moisture occurs
Explanation
The correct answer is Surface evaporation of unbound moisture occurs.
Refluxing of part of the distillate in a fractionating column is a ‘recycling operation’, aimed primarily at________?
Shortest distance between two tubes is________?
For turbulent mass transfer in pipes, the Sherwood number depends on the Reynolds number as________?
Test piece for determination of RUL of a refractory is heated in a/an________?
Hot water (0.01 m3 /min) enters the tube side of a counter current shell and tube heat exchanger at 80°C and leaves at 50°C. Cold oil (0.05 m3/min) of density 800 kg/m3 and specific heat of 2 kJ/kg.K enters at 20°C. The log mean temperature difference in °C is approximately?
Power required for agitation depends upon the________?