19.10 A single-thickness glass window on a house actually has layers of stagnant air on its two surfaces. But if it did not, how much heat would flow out of an 80 cm x 40 cm x 3.0 mm window each hour on a day when the outside temperature was precisely 0°C and the inside temperature was 18 °C? For glass, kr is 0.84 W/K m. Ans. 1.4 x 10 kcal/h

Principles of Physics: A Calculus-Based Text
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ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter16: Temperature And The Kinetic Theory Of Gases
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i cannot get the answer of 1.4 x 10^3 kcal/h pls help me

19.10 A single-thickness glass window on a house actually has layers of stagnant air on its two surfaces. But if it
did not, how much heat would flow out of an 80 cm x 40 cm x 3.0 mm window each hour on a day when
the outside temperature was precisely 0°C and the inside temperature was 18 °C? For glass, k7 is
0.84 W/K m.
Ans. 1.4 x 10 kcal/h
Transcribed Image Text:19.10 A single-thickness glass window on a house actually has layers of stagnant air on its two surfaces. But if it did not, how much heat would flow out of an 80 cm x 40 cm x 3.0 mm window each hour on a day when the outside temperature was precisely 0°C and the inside temperature was 18 °C? For glass, k7 is 0.84 W/K m. Ans. 1.4 x 10 kcal/h
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