A Heat Pump Uses 100 J of Work to Output

question 62

Multiple Choice

A heat pump uses 100 J of work to output heat at some temperature. If the heat pump withdraws 60 J of heat from the lower temperature reservoir, then what is the coefficient of performance for the heat pump?

• A) 1.6
• B) 2.0
• C) 2.4
• D) 2.8

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Definitions:

Rural People

Individuals living in countryside areas, often engaged in agricultural or other land-based activities, and characterized by a distinct set of cultural, economic, and social traits.

Urban Culture

The way of life, attitudes, values, and patterns of behavior that are characteristic of people living in city environments, often marked by diversity and innovation.

Need For Adventure

Describes the human desire or inclination to seek out new and exciting experiences, often entailing some form of risk or challenge.

Manufacturing

The process of producing goods in large quantities using raw materials and machinery, often within an industrial setting.