One of the Glass Windows (K = 0 $\circ$ C)in Your House Has an Area of 1

question 38

Multiple Choice

One of the glass windows (k = 0.80 W/m ^$\circ$ C) in your house has an area of 1.21 m² and a thickness of 5 mm.When the temperature difference between its surfaces is 25 ^$\circ$ C,the rate of energy transferred through the window is

• A)2.66 kW.
• B)3.13 kW.
• C)4.84 kW.
• D)6.98 kW.
• E)7.32 kW.

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