For frequencies below the resonant frequency, the circuit is inductive with a(n) __________ power factor
A. reactive
B. unity
C. leading
D. lagging
D
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The exact location of a significant restriction in the liquid line can often be determined with a(n) _____.
a. sight glass b. anemometer c. thermometer d. vacuum pump
The vertical portion of a stair is called
What will be an ideal response?
The fastest method for charging a large system which holds 50 pounds of refrigerant is to add:
A) Liquid into the king valve with the king valve front-seated and the system operating. B) Liquid into the suction service valve with the system running. C) Vapor into the suction service valve with the system off. D) Vapor into both the suction service valve and king valve with the system off.
A small horizontal rectangle is e placed with the bottom length on the reference line. Inside the rectangle is the notation 9/16, above the rectangle is the notation 25°, to the right of the rectangle is the notation 12, and to the left of the rectangle is the notation 5/8. What does this welding symbol signify?
A. A series of 5/8" in diameter plug welds is to be made on the other side. The angle of the welds is to be 25°, the depth of each weld is to be 9/16", and the pitch is to be 12. B. A series of slot welds 5/8" in width is to be made on the other side. The angle of the welds is to be 25°, the depth of each weld is to be 9/16", and the pitch is to be 12. C. A series of 5/8" in diameter plug welds is to be made on the arrow side. The angle of the welds is to be 25°, the depth of each weld is to be 9/16", and the pitch is to be 12. D. A series of 9/16" in diameter plug welds is to be made on the other side. The angle of the welds is to be 25°, the depth of each weld is to be 5/8", and the pitch is to be 12. E. None of the above. This is an incorrect symbol.