An Ideal Reversible Heat Pump Is Taking Heat from the Outside

question 87

Multiple Choice

An ideal reversible heat pump is taking heat from the outside air at -10.0°C and discharging it into the house at 18.0°C.What is the coefficient of performance of this heat pump?

• A)10.4
• B)9.44
• C)0.644
• D)0.533
• E)0.0962

---

Definitions:

Technological Change

The process of invention, innovation, and diffusion of technology or processes which significantly alters the way goods or services are produced.

Productivity

A measure of the efficiency of production, often quantified as the ratio of outputs produced to inputs used in the production process over a defined period of time.

American Economy

The economic system of the United States, characterized by a mix of private and public enterprises and a relatively high level of technological innovation and productivity.

Savings Rate

The Savings Rate is a measure indicating the proportion of income that households save rather than spend on consumption.