In a Typical Closed-Loop Hydronic System, the Extra Space Caused

question 8

Multiple Choice

In a typical closed-loop hydronic system, the extra space caused by heated liquid is usually provided by a separate chamber called the expansion tank.This tank contains a volume of ____ that is compressed.

• A) air
• B) gas
• C) water
• D) sludge

---

Definitions:

Shaded Area

In graphical analysis, the region enclosed by curves or boundaries, often used to represent quantities such as surplus, deficit, or probability.

Transfer Program

Government policies designed to redistribute income in the society through mechanisms such as social security, grants, and subsidies to support the economically disadvantaged.

Federal Level

Pertains to the national government or the division of power between the national government and states or provinces in a federation.

Dividend Payments

Cash or stock payments made by corporations to their shareholders.