A Carnot Air Conditioner Operates Between an Indoor Temperature of 20°C

question 21

Multiple Choice

A Carnot air conditioner operates between an indoor temperature of 20°C and an outdoor temperature of 39°C.How much energy does it need to remove 2000 J of heat from the interior of the house?

• A) 105 J
• B) 130 J
• C) 780 J
• D) 520 J
• E) 340 J

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Definitions:

Confidence Interval

A range of values derived from sample data that is likely to contain the true population parameter with a specified level of confidence.

Population Mean

The average value of all the elements in a population, representing the central tendency of the population data.

Probability

A measure of the likelihood that a given event will occur, expressed as a number between 0 and 1.

Finite Population Correction Factor

A factor applied to the computation of the standard error when sampling from a finite population, to adjust for the size of the population relative to the sample size.