Heat Transfer - Interview Questions | Exam2Win

Ready to test your skills?

Take a timed mock test specifically for Heat Transfer.

6. When heat is transferred from one particle of hot body to another by actual motion of the heated particles, it is referred to as heat transfer by

A. conduction

B. convection

C. radiation

D. conduction and convection

E. convection and radiation.

Explanation:

7. When heat is Transferred by molecular collision, it is referred to as heat transfer by

A. conduction

B. convection

C. radiation

D. scattering

E. convection and radiation.

Explanation:

8. When heat is transferred form hot body to cold body, in a straight line, without affecting the intervening medium, it is referred as heat transfer by

A. conduction

B. convection

C. radiation

D. conduction and convection

E. convection and radiation.

Explanation:

9. Which of the following is a case of steady state heat transfer

A. I.C. engine

B. air preheaters

C. heating of building in winter

D. all of the above

E. none of the above.

Explanation:

10. Total heat is the heat required to

A. change vapour into liquid

B. change liquid into vapour

C. increase the temperature of a liquid or vapour

D. convert water into steam and superheat it

E. convert saturated steam into dry steam.

Explanation:

« Prev 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Next »