A Refrigerator Has a Coefficient of Performance of 4

question 21

Multiple Choice

A refrigerator has a coefficient of performance of 4. If the refrigerator absorbs 30 cal of heat from the cold reservoir in each cycle, the heat expelled (in cal) into the heat reservoir is

• A) 40.5
• B) 37.5
• C) 36.5
• D) 34.5
• E) 22.5

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Definitions:

Sexual Orientation

Describes an individual's pattern of emotional, romantic, or sexual attraction to others, based on the gender identities of the people involved.

Sexual Attraction

A form of psychological attraction towards another individual characterized by the desire for sexual interaction.

Significant Sexual Involvements

Deeply meaningful sexual relationships that impact individuals’ emotional, physical, and sometimes social wellbeing.

Web Surfing

The act of exploring, browsing, or navigating through the Internet by moving from one webpage to another, often in a leisurely or aimless manner.