The Inside of a House Is at 20 $\degree$ C on an Early Morning When the Temperature Outside Is

question 30

Multiple Choice

The inside of a house is at 20 $\degree$ C on an early morning when the temperature outside is 15 $\degree$ C.The next morning the inside temperature is the same but the outside temperature is now 10 $\degree$ C.How much does the energy per unit time lost by conduction through the walls,windows,doors,etc. ,change for the house from the first morning to the second one?

• A)Since the inside temperature stays the same,the loss is the same both days.
• B)The loss doubles.
• C)The loss halves.
• D)The loss increases by 5/288 since we need to use the Kelvin scale for this calculation.

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