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.
1. True
2. False
3. False
4. True
5. True
You might also like to view...
________ is similar to T-budding, except that the bud piece is reduced to a very small size. This type of budding is used successfully in propagating citrus trees in southeastern Australia.
Fill in the blank(s) with the appropriate word(s).
Boards used as edge forms for tilt-up panels are commonly _____.
a. 1" × 3" or 1" × 4" lumber b. 2" × 3" or 2" × 4" lumber c. 2" × 6" or 2" × 8" lumber d. 2" × 8" or 1" × 10" lumber
A(n) _____ is any shot that dissolves to black
a. wipe b. iris c. cut d. fade
Why are signals that are in quadrature said to be orthogonal?
A. They do not interfere with each other. B. They split into two paths. C. They can shift to one of two predetermined phase states. D. The amount of data that can be transmitted over time.