Chemical Engineering Mcqs

Maximum heat transfer rate can be expected in case of_________?

(A) Laminar flow

(B) Co-current flow

(C) Turbulent flow

(D) Heat flow rate is independent of nature of flow

Submitted By: Ali Uppal


Baffles are provided in heat exchangers to____________?

(A) Remove dirt

(B) Increase heat transfer rate

(C) Reduce vibrations

(D) Reduce heat transfer rate

Submitted By: Ali Uppal


Pick out the wrong statement ?

(A) Lug supports are less expensive than other type of supports

(B) A pipe is differentiated from a tube by the fact that a pipe has a greater wall thickness compared to the tube

(C) A reducer is used to change the direction of a pipe in a straight run

(D) The method of fixing tubes to a tube sheet by expanding is called ‘tube rolling’

Submitted By: Ali Uppal


Submitted By: Ali Uppal


Submitted By: Ali Uppal


Submitted By: Ali Uppal


At a temperature of 0°K, the molecules of a gas have only _______________ energy?

(A) Rotational

(B) Vibrational

(C) Translational

(D) None of these

Submitted By: Ali Uppal


Submitted By: Ali Uppal


Atmospheric pressure corresponds to a hydrostatic head of_________________?

(A) 13.6 cms of Hg

(B) 34 ft ofH2O

(C) 1 metre of H2O

(D) 13.6 metres of Hg

Submitted By: Ali Uppal