The figure above shows a _____ fitting.
a. 45-degree ell, double line
b. 90-degree ell, double line
c. single-line flange
d. single-line pipe weld
b. 90-degree ell, double line
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The fuel used per person for mass transportation compared to travel in a single occupancy vehicle is _____.
a. about the same b. much higher c. much lower d. slightly lower
When you want information about a piping system, including service, pressure rating, temperature limit, maximum pressure, and the class of the system, you should look at the _____.
a. line number b. isometric drawing c. piping symbols d. specifications book
On the 2-axis Cartesian coordinate system in Quadrant III, what is the sign of the x value?
Fill in the blank(s) with the appropriate word(s).
The cold anticipator starts the cooling system early to allow the air-conditioning system to get up to capacity when needed.
Answer the following statement true (T) or false (F)