A Container Holding 1

question 69

Multiple Choice

A container holding 1.2 kg of water at 20.0 °C is placed in a freezer that is kept at -20.0 °C.The water freezes and comes into thermal equilibrium with the interior of the freezer.
-What is the minimum amount of electrical energy required by the refrigerator to carry out this process if it operates between reservoirs at temperatures of 20.0 °C and -20.0 °C?

• A)63 000 J
• B)77 000 J
• C)87 000 J
• D)348 000 J
• E)549 000 J

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Definitions:

Form Utility

is the value added to products through the creation of features and function that make them more desirable to consumers.

Product Availability

The degree to which a product can be readily acquired by customers, often a critical factor in customer satisfaction and retention.

Specialization

The process of focusing efforts and resources on a narrowly defined area of expertise or activity, often resulting in increased efficiency and quality.

Market Concentration

The degree to which a small number of firms control the majority of market share in an industry.