Vidyalelo
Chemical Engineering · Q224

Heat Transfer

Engineering and GATE · Chemical Engineering · question 224

Q224

Walls of a cubical oven are of thickness l, and they are made of material of thermal conductivity k. The temperature inside the oven is 100°C and the inside heat transfer co-efficient is 3k/l. If the wall temperature on the outside is held at 25°C, what is the inside wall temperature in degree centigrade?

A.
35.5
B.
43.75
C.
81.25
Answer
D.
48.25

Answer: Option C

Solution

Answer: Option C
No explanation is given for this question Let's Discuss on Board