A window has dimensions of 1.2 m by 2.1 m and is made of glass 6 mm thick. On a winter day, the outside temperature is 23.5° C while the inside temperature is a comfortable at 17° C. (k of glass =0.115W/m.K) Calculate the following: a) the area of the window in square metres b) the temperature gradient (AT/Ax)in kelvin/metre c) the rate of heat lost through the window by conduction in watts/metre.kelvin

A window has dimensions of 1.2 m by 2.1 m and is made of glass 6 mm thick. On a winter day, the outside temperature is 23.5° C while the inside temperature is a comfortable at 17° C. (k of glass =0.115W/m.K) Calculate the following: a) the area of the window in square metres b) the temperature gradient (AT/Ax)in kelvin/metre c) the rate of heat lost through the window by conduction in watts/metre.kelvin

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter19: Temperature, Thermal Expansion And Gas Laws

Section: Chapter Questions

Problem 39PQ

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