Question

The inner surface of plane brick wall is at
1000C and outer surface is at 300C.
Calculate the rate of heat transfer per m2
of surface area of the wall which is 210
mm of thick. The thermal conductivity of
the wall is 0.25 W/moc.
OA) 70
OB) 83
Oc) 37
OD) 50​

Answer 1

Answer:

70833750100030021025