A Refrigerator with a Coefficient of Performance 5

question 48

Multiple Choice

A refrigerator with a coefficient of performance 5.0 removes 25 kJ of heat from a cold reservoir.If this refrigerator is reversible and is run backward as a heat engine,what would be the efficiency of the heat engine?

• A)50%
• B)80%
• C)83%
• D)17%
• E)20%

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Definitions:

AAMA Certification

A credential awarded by the American Association of Medical Assistants, indicating professional competence in the medical assisting field.

Medical Assisting Program

A course of study designed to prepare individuals for careers in healthcare, focusing on both clinical and administrative skills.

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Practical work experience gained while performing a job or occupation, typically within a specific industry or professional field.

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