Q141
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.
None of the above
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
IC Engine- Forced Convection
Air Preheaters- Air preheaters use the hot exhaust gas from the furnace to heat the incoming combustion air
Heating of building in winter-Conduction is heat traveling through a solid material. On hot days, heat is conducted into your home through the roof, walls, and windows.