The Surfaces of a Dewar Flask Are Silvered for the Purpose

question 29

Multiple Choice

The surfaces of a Dewar flask are silvered for the purpose of minimizing heat transfer by what process?

• A)conduction
• B)radiation
• C)convection
• D)vaporization

---

Definitions:

Marginal Utility

The additional satisfaction or benefit received by consuming one more unit of a good or service.

Total Utility

The total satisfaction or benefit received by consuming a certain amount of goods or services.

Consumption

The use of goods and services by households, leading to the satisfaction of wants and needs.

Utility

A measure of satisfaction or pleasure that consumers derive from consuming goods or services.