A Refrigerator Has a Coefficient of Performance of 1

question 23

Short Answer

A refrigerator has a coefficient of performance of 1.15,and it extracts 7.95 J of heat from the cold reservoir during each cycle.
(a)How much work is done on the gas in each cycle?
(b)How much heat is exhausted into the hot reservoir in each cycle?

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Definitions:

Profit or Loss

The financial result of a company's operations, determined by subtracting total expenses from total revenues over a specific period.

Activity-Based Costing

A costing method that assigns costs to products or services based on the activities and resources that go into their production or delivery.

Cost Driver

A factor that influences or contributes to the expense incurred by a business activity. It is the root cause of why a particular cost occurs.

Conventional CVP Analysis

A method used in managerial accounting to understand the relationship between costs, production volume, and profits. It stands for Cost-Volume-Profit Analysis.