The transfer of heat energy from particle-to-particle in a substance is known as _____.
a. convection
b. conduction
c. radiation
d. conductance
b. conduction
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____ windows use a combination of air spaces and materials that do not conduct heat easily to separate the exterior from the interior.
A. Vinyl siding B. Side jamb C. Conducting D. Thermal-break
Answer the following statement(s) true (T) or false (F)
1. It is often necessary to determine the quantity of heat stored in a given amount of material that undergoes a specific temperature change. An equation known as the sensible heat quantity equation, can be used for this purpose. 2. The quantity of heat absorbed or released from the material is expressed as Btu/hr. 3. The rate of heat transfer into or out of the fluid stream in equations is expressed as Btu. 4. The vapor pressure of a liquid is the minimum pressure that must be applied at the liquid’s surface to prevent it from boiling. 5. When hydronic systems are first filled with water, dissolved air is present in the water throughout the system.
In the diagram, if side CD is equal to 15.5 inches, EA is equal to 6.2 inches, and side EC is equal to 20.6 inches, what is the measure of side AB? Round the answer to the nearest tenth inch.
Fill in the blank(s) with the appropriate word(s).
Using the steam tables in the appendix, complete the following chart of Thermodynamic properties for water. Use computer-based programs or apps to check your results.
What will be an ideal response?