KERALA UNIVERSITY Class 6 heat and mass transfer Question Paper 2021

Practice authentic previous year questions for better exam preparation.

Sample Questions

(a) It is desired to increase the temperature of water at $10^{\circ} \mathrm{C}$ to $50^{\circ} \mathrm{C}$ flowing through a tube of 2 cm ID at a flow rate of $0.01 \mathrm{~kg} / \mathrm{s}$. Using an insulated electric heating element that produc...
(b) A shell and tube heat exchanger is designed for heating water from $25^{\circ} \mathrm{C}$ to $50^{\circ} \mathrm{C}$ with the help of condensing steam. The water flows through tubes ( 2.5 cm ID, 2.9 cm OD and 2 m long) and the steam condenses on...
Explain the mechanism of thermal boundary layer over a plate.
Write a note on electrical analogy of heat transfer with the help of a thermal network.
Differentiate pool boiling and flow boiling with a suitable sketch.