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A picture window has dimensions of 1.25 m by 2.75 m and is made of glass 4.75 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 =0.165W/m.K) (a*1.5)+(b*1.5)+ (c*2.0) = 5marks) %3D 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 picture window has dimensions of 1.25 m by 2.75 m and is made of glass 4.75 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 =0.165W/m.K) (a*1.5)+(b*1.5)+ (c*2.0) = 5marks) %3D 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

Introduction to Chemical Engineering Thermodynamics
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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Ooredoo 14 A picture window has dimensions of 1.25 m by 2.75 m and is made of glass 4.75 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 =0.165W/m.K) ((a*1.5)+(b*1.5)+ (c*2.0) = 5marks) 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
Transcribed Image Text:Ooredoo 14 A picture window has dimensions of 1.25 m by 2.75 m and is made of glass 4.75 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 =0.165W/m.K) ((a*1.5)+(b*1.5)+ (c*2.0) = 5marks) 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
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