The door of an oven in the kitchen of a house is 0.5 m high and 0.7 m wide. When the oven is operating, the outside temperature of the door reaches 32 ° C. From the oven door The heat transfer occurring towards the room at 22 ° C, taking into account the effects of radiation calculate. The emissivity of the oven door is 1 and the walls of the kitchen are at 22 ° C.
The door of an oven in the kitchen of a house is 0.5 m high and 0.7 m wide. When the oven is operating, the outside temperature of the door reaches 32 ° C. From the oven door The heat transfer occurring towards the room at 22 ° C, taking into account the effects of radiation calculate. The emissivity of the oven door is 1 and the walls of the kitchen are at 22 ° C.
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Heat Transfer
The door of an oven in the kitchen of a house is 0.5 m high and 0.7 m wide. When the oven is operating, the outside temperature of the door reaches 32 ° C. From the oven door The heat transfer occurring towards the room at 22 ° C, taking into account the effects of radiation calculate. The emissivity of the oven door is 1 and the walls of the kitchen are at 22 ° C.
(σ = 5.67 x 10-8
W / m^2K^4 , g = 9.81 m / s2 )
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