A Windowpane Is Half a Centimeter Thick and Has an Area

question 24

Multiple Choice

A windowpane is half a centimeter thick and has an area of 1.10 m².The temperature difference between the inside and outside surfaces of the pane is 19.0 °C.What is the rate of heat flow through this window? (Thermal conductivity for glass is 0.840 J/s⋅m⋅°C. )

• A)7 020 J/s
• B)3 510 J/s
• C)4 180 J/s
• D)1 850 J/s
• E)2 200 J/s

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