QI/ consider a (0.8m) high and (1.5m) wide double pane widow consisting of two (4mm) thick layers of glass (k=0.78W/m.°C) separated by a (10mm) wide stagnant air space (k=0.026W/m.°C),). Take the (hi) on the inner surface = 10W/m².°C and (ho) on the outer surface = 40W/ m². °C. Determine * The steady rate of heat transfer through this double pane window is equal 69.28W 6528W 6.028W 692.8W O

Elements Of Electromagnetics
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Author:Sadiku, Matthew N. O.
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QI/ consider a (0.8m) high and (1.5m) wide double pane widow consisting of two (4mm)
thick layers of glass (k=0.78W/m.°C) separated by a (10mm) wide stagnant air space
(k=0.026W/m.°C). ). Take the (hi) on the inner surface = 10W/m².°C and (ho) on the outer
surface = 40W/ m². °C. Determine
* The steady rate of heat transfer through this double pane window is equal
69.28W
6528W
6.028W
692.8W O
The temperature of its inner surface for a day during which the room is
* maintained at (293K) while the temperature of the outdoor is (263K) is equal to
13.932 C O
139.32 C O
17.932 C O
139.32 oc O
Transcribed Image Text:Untitled Question QI/ consider a (0.8m) high and (1.5m) wide double pane widow consisting of two (4mm) thick layers of glass (k=0.78W/m.°C) separated by a (10mm) wide stagnant air space (k=0.026W/m.°C). ). Take the (hi) on the inner surface = 10W/m².°C and (ho) on the outer surface = 40W/ m². °C. Determine * The steady rate of heat transfer through this double pane window is equal 69.28W 6528W 6.028W 692.8W O The temperature of its inner surface for a day during which the room is * maintained at (293K) while the temperature of the outdoor is (263K) is equal to 13.932 C O 139.32 C O 17.932 C O 139.32 oc O
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