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:

Major Organs

Critical organs in the body necessary for survival, including the heart, lungs, liver, kidneys, and brain.

Ovum

The female reproductive cell or egg, which can fuse with a male sperm cell to form a new organism.

Female Sex Cell

An egg or ovum, which is the reproductive cell produced by females that, when fertilized by a male sperm cell, can develop into a new organism.

Germinal

Pertaining to the earliest stage of development in organisms, or related to the generation of something new.