hot heating systems

I don't know what heats the walls of a firebox, but i know that it is either air or water!

Nearly always, it is hot gases that flow in the air box of a fireplace that heats the walls. Water would be dangerous, as if it boiled, pressures would rupture the walls.

  1. 👍
  2. 👎
  3. 👁

Respond to this Question

First Name

Your Response

Similar Questions

  1. Physics

    A 20.0 m long uniform beam weighing 800 N rests on walls A and B, as shown in the figure below.(a) Find the maximum weight of a person who can walk to the extreme end D without tipping the beam.(b) Find the forces that the walls A

  2. History

    Why did Shi Huangdi tear down the walls of Chinese kingdoms? A. He needed building materials for the Great Wall. B. He wanted to ensure the nobles could not defend against him. C. The walls did not meet his standard

  3. Geometry

    A triangular entraceway has walls with corner angles of 50, 70, 60. The designer wants to place a tall bronze sculpture on a round pedestal in a central location equidistant from the three walls. How can the designer find where to

  4. math

    you want to paint the walls of your bedroom. Two walls measure 19 ft by 9 ft, and the other two walls measure 14 ft by 9 ft. The paint you wish to purchase costs $17 per gallon, and each gallon will cover 400 ft2 of wall. Find the

  1. Chem

    At 25°C the following heats of reaction are known: 2C2H2 + 5O2 ---> 4CO2 + 2H2O; ΔH = -2600 kJ C + O2 ---> CO2 ; ΔH = -394 kJ 2H2 + O2 ---> 2H2O; ΔH = -572 kJ At the same temperature, calculate ΔH for the following reaction:

  2. chemistry

    Use the given heat-of-formation data to calculate the heat of reaction for each of the following. Solve each by combining the known thermochemical equations. Verify each result by using the general equation for finding heats of

  3. area

    what is the total area of the four walls of a rectangular room 4 meters long by 5.5 meters wide by 3 meters high? is it 4 times 5.5? then times four since there are 4 walls? 88m squared?

  4. Geometry

    You are wallpapering two walls of a room. One wall measures 15 ft by 12 ft and the other measures 9 ft by 12 ft. The wall paper costs $19.40 per roll, and each roll covers 50 square feet. What does it cost to cover the two walls?

  1. Physics

    A closed box is filled with dry ice at a temperature of -81.5 C, while the outside temperature is 27.4 C. The box is cubical, measuring 0.307 m on a side, and the thickness of the walls is 4.47 × 10-2 m. In one day, 3.37 × 106 J

  2. Effective Learning Environment

    The textbook discusses the effective, appropriate use of walls. Which of the following teachers is demonstrating what the book discussed? A. "In my class, I have a very large calendar, a weather chart, ABCs, number lines, and

  3. Algebra

    The amount of paint needed to cover the calls of a room varies jointly as the perimeter of the room and the height of the wall. If a room with a perimeter of 60 feet and 8-foot walls requires 4.8 quarts of paint, find the amount

  4. Biology

    1. All fungi are ~photosynthetic ~heterotrophic ~autotropic ~parasitic 2. What structure is missing in the fungal hypae shown on the right side of Figure 21-5? ~cell walls ~cross walls ~nuclei ~cytoplasm 3. Which of the following

You can view more similar questions or ask a new question.