Chemical Engineering MCQs with explanations

Question 1

The average boiling point of aviation turbine fuel is closest to that of________?

Accepted Answer

Kerosene

Question 2

The use of space time is preferred over the mean residence time in the design of a/an________?

Accepted Answer

Ideal tubular-flow reactor

Question 3

Fugacity co-efficient of a substance is the ratio of its fugacity to________?

Accepted Answer

Pressure

Question 4

Dilute wine was used as a thermometric liquid initially to develop temperature scale. First empirical temperature scale developed was the ________ scale?

Accepted Answer

Fahrenheit

Question 5

The gasification reaction represented by, C + H2O = CO + H2, is a/an ________ reaction?

Accepted Answer

Endothermic

Question 6

The critical radius of insulation for a spherical shell is (where, K = thermal conductivity of insulating material h0 = heat transfer coefficient at the outer surface)?

Accepted Answer

2K/h0

Question 7

Galvanising is generally done on________?

Accepted Answer

Low carbon steel

Question 8

At the following point for a given packing and set of fluids, the pressure drop per metre of packed height, with variation in fluid rates and operating pressure________?

Accepted Answer

Remain same

Question 9

Scouring is a finishing operation during the manufacture of fibre, which aims at ________ of fibres?

Accepted Answer

Detergent solution washing

Question 10

Sodium bicarbonate is produced during soda ash manufacture using a ________ tower?

Accepted Answer

Baffle

Chemical Engineering MCQs with Explanations