A Window Glass That Is 0

question 59

Multiple Choice

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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Definitions:

Hard Drive

A non-volatile storage device that uses magnetic storage to store and retrieve digital information.

Deoxyribose

A five-carbon sugar molecule that is a component of DNA, differing from ribose by the absence of an oxygen atom at the second carbon position.

Ribose

A five-carbon sugar found in RNA that is crucial for various biological processes, including RNA synthesis.

Helix Shape

A three-dimensional shape characterized by a structure that curves around a central axis like a spiral, common in DNA structures.