Can zeotropes be metered in with the unit operating?
A) No, if an early R-410A cylinder with a dip tube is being used
B) No, as the system must be turned off first
C) Yes, by slightly cracking open the low-side manifold valve and then closing it
D) Yes, only if the temperature exposure of the cylinder is above 125°F
C
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In the ____ starter, there are two starters of equal size for a given horsepower motor application.
a. manual motor b. magnetic motor c. reversing d. across-the-line (full-voltage)
For the purpose of on-the-job training and when escorted by a qualified person, an unqualified person may cross the _____.
a. arc blast boundary b. arc flash boundary c. restricted approach boundary d. limited approach boundary
Which of the following subsurface diagnostic horizons would you expect to find in a highly weathered soil of the humid tropics?
A) oxic B) natric C) cambic D) salic E) spodic
The Arts and Crafts style was named for an art movement of the late ____________________ century.
Fill in the blank(s) with the appropriate word(s).