What Is the Coefficient of Performance of an Ideal Carnot

question 13

Multiple Choice

What is the coefficient of performance of an ideal Carnot heat pump used to heat a house whose inside temperature is 24°C when the outdoor temperature is -12°C?

• A)8.25
• B)2.75
• C)0.67
• D)0.53
• E)5.00

---

Definitions:

Intersegment Sales

Transactions of goods or services between segments of the same company, which are used for internal accounting purposes.

Consolidated Revenue

The total revenue recognized from the combined operations of a parent company and its subsidiaries, after inter-company transactions have been eliminated.

Revenue Test

A criterion used to determine whether a business segment or component qualifies as a reportable segment based on its revenue amount, either internally or externally generated.