HVAC Module 13: Introduction To Hydronic Systems | Complete Study
Guide, Exam Questions & Verified Answers | Boilers, Piping, Heat
Transfer & System Components Explained | HVAC Certification Prep
Water Is Considered _____ Because It Cannot Change Its Volume Very Much In An Enclosed
Space.
ANS: Incompressible
Water _____ In Volume When Heated.
ANS: Expands
Cold Water Will Hold _____ Than Warm Water
ANS: More Air
An _____ In Pressure Will Raise The Boiling Point
ANS: Increase
A _____ In Pressure Will Lower The Boiling Point
ANS: Decrease
When Water Freezes Volume Increase By....
ANS: 10%
, Cold Water Can Contain More ____ Than Hot Water
ANS: Air
1 PSI Is Equal To _____ Of Water Column
ANS: 2.3 Feet
The Expansion Tank Has ______ And _____ In It.
ANS: Air, Water
When The Water Is Heated In The System, It ______ Into The Expansion Tank And Compresses
The Air.
ANS: Expands
If The Expansion Tank Is Full Of Water, It Is Called_____
ANS: Water Logged
Residential Boiler Relief Valves Open At ______
ANS: 30 Psi
Guide, Exam Questions & Verified Answers | Boilers, Piping, Heat
Transfer & System Components Explained | HVAC Certification Prep
Water Is Considered _____ Because It Cannot Change Its Volume Very Much In An Enclosed
Space.
ANS: Incompressible
Water _____ In Volume When Heated.
ANS: Expands
Cold Water Will Hold _____ Than Warm Water
ANS: More Air
An _____ In Pressure Will Raise The Boiling Point
ANS: Increase
A _____ In Pressure Will Lower The Boiling Point
ANS: Decrease
When Water Freezes Volume Increase By....
ANS: 10%
, Cold Water Can Contain More ____ Than Hot Water
ANS: Air
1 PSI Is Equal To _____ Of Water Column
ANS: 2.3 Feet
The Expansion Tank Has ______ And _____ In It.
ANS: Air, Water
When The Water Is Heated In The System, It ______ Into The Expansion Tank And Compresses
The Air.
ANS: Expands
If The Expansion Tank Is Full Of Water, It Is Called_____
ANS: Water Logged
Residential Boiler Relief Valves Open At ______
ANS: 30 Psi
