For the air water system under ambient conditions, t... - Solved MCQs & Answer

2719Chemical EngineeringMedium

For the air water system under ambient conditions, the adiabatic saturation temperature and the wet bulb temperature are nearly equal, because________?

ALewis number is close to unity

BThey are always equal under all circumstances

CSolubility of the components of air in water is very small

DWater has a high latent heat of evaporation

Correct answer

D. Water has a high latent heat of evaporation

Explanation

The correct answer is Water has a high latent heat of evaporation.

Related Chemical Engineering MCQs

View all 8342 MCQs →

MCQ #2721

A composite wall consists of two plates A and B placed in series normal to the flow of heat. The thermal conductivities are kA and kB and the specific heat capacities are CPA and CPB for plates A and B respectively. Plate B has twice the thickness of plate A. At steady state, the temperature difference across plate A is greater than that across plate B, when________?

Ans: kA < 0.5 kBRead →

MCQ #2717

Chalcopyrite is the main ore of________?

Ans: CopperRead →

MCQ #2722

Atomising steam to fuel oil ratio in a burner should be around________?

Ans: 0.5Read →

MCQ #2716

Which of the following commonly used condenser tube materials has the lowest thermal conductivity?

Ans: Stainless steelRead →

MCQ #4804

Claude’s liquefaction process employs the cooling of gases by________?

Ans: Expansion in an engineRead →

MCQ #6890

From collision theory, the reaction rate constant is proportional to________?

Ans: Tm exp (-E/RT)Read →