A window glass that is 0.5 cm thick has dimensions of 3 m by 1.5 m.The thermal conductivity of this glass is 0.8 W/m ∙ K.If the outside surface of the glass is at -10°C and the inside surface is at 20°C,how much heat flows through the window in every hour?
A)50 MJ
B)60 MJ
C)70 MJ
D)80 MJ

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The Answer of A window glass that is 0.5 cm thick has dimensions of 3 m by 1.5 m.The thermal conductivity of this glass is 0.8 W/m ∙ K.If the outside surface of the glass is at -10°C and the inside surface is at 20°C,how much heat flows through the window in every hour?
A)50 MJ
B)60 MJ
C)70 MJ
D)80 MJ

A Window Glass That Is 0