A plastic window has dimensions of 1.40 m x 2.50 m and is made of glass 5.20 mm thick. On a winter day, the temperature of the outside surface of the glass is -22.0 °C, while the temperature of the inside surface is a comfortable 19.5 °C. Heat is being lost through the window by conduction at a rate of 21.0 kW. What is the thermal conductivity of the glass? (in units W/(m*K) with 3 sig. figs.) Note: Your answer is assumed to be reduced to the highest power possible. Your Answer:

A plastic window has dimensions of 1.40 m x 2.50 m and is made of glass 5.20 mm thick. On a winter day, the temperature of the outside surface of the glass is -22.0 °C, while the temperature of the inside surface is a comfortable 19.5 °C. Heat is being lost through the window by conduction at a rate of 21.0 kW. What is the thermal conductivity of the glass? (in units W/(m*K) with 3 sig. figs.) Note: Your answer is assumed to be reduced to the highest power possible. Your Answer:

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter1: Temperature And Heat

Section: Chapter Questions

Problem 95P: (a) What is the rate of heat conduction through the 3.00-cm-thick fur of a large animal having a I...

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