Which of the following is typically measured with an inclined water manometer?
A. static pressure in a duct system
B. pressure in a refrigeration system
C. manifold pressure in a gas fired furnace
D. nozzle pressure of an oil burner
Answer: A
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Requirements in 517.40(C) through 517.44 do not apply to freestanding buildings used as nursing homes and limited care facilities, provided that ____.
A. no electrical equipment for patient care is provided B. no surgical treatment requiring general anesthesia is offered C. no back-up battery power is required D. no ambulance service is provided
What is meant by the coil split?
A) An opening at the seam in the copper tubing is known as a coil split B) The part of an A-coil evaporator where the two halves are joined is known as the split C) The temperature difference between the coil operating temperature and the air passing over the coil D) The dividing point in an evaporator between high side pressure and low side pressure
What component defines the exact distance an injector nozzle tip protrudes into the cylinder?
A. Nozzle seat. B. Cylinder head injector seat. C. Nozzle spacer. D. Injector springs.
A double-door opening measures 9'5" wide. What should the measurement on a ruler read in inches at the center of this opening?
What will be an ideal response?