Why is it desirable to have a minimum water temperature entering the boiler?
A) To increase combustion efficiency B) To reduce the load on the boiler
C) To prevent downdrafts in the flue D) To prevent condensation in the flue
D
Trades & Technology
You might also like to view...
A sexually mature tom turkey has a characteristic ____ appearance to the wattle around the head
a. red c. pink b. blue d. yellow
Trades & Technology
What would you consider to be the most important factor in an emergency response, and why?
What will be an ideal response?
Trades & Technology
The Ford and Mercury hybrid transaxles contain ________
A) Planetary gears and final drive gears B) A 45-kW AC generator motor C) A 70-kW AC traction motor D) All of the above
Trades & Technology
A vapor that changes into a solid while by-passing the liquid state is known as:
A) Critical Mass. B) Deposition. C) Critical Temperature. D) Critical Pressure.
Trades & Technology