A Refrigerator Uses 40

question 29

Multiple Choice

A refrigerator uses 40.0 J of work to extract heat from a heat reservoir at 0.00°C. If the coefficient of performance of the refrigerator is 2.10, then how much heat is discharged out of the refrigerator at a higher temperature?

• A) 52.0 J
• B) 66.0 J
• C) 86.0 J
• D) 124 J

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Definitions:

Helping Process

A structured sequence of actions or interventions designed to provide assistance or support to someone in need.

Communication

The act of transferring information, thoughts, or feelings between parties through speech, writing, or non-verbal expressions.

Appease

The action of placating or pacifying someone by acceding to their demands.

Ineffective

Lacking the ability or success in producing a desired or intended result.