A thermostat terminal labeled W 2 controls _____
a. a heat pump's compressor
b. a second stage of heat
c. a heat pump's reversing valve
d. the first stage of heat
b
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Which of the following workplace conditions is the most rare that a process technician can expect?
A) Indoor and outdoor work B) Working 9-5 only without overtime C) Lifting some heavy objects D) Working in their hometown with no travel
How many complete bushings each 11.30 millimeters long can be cut from a bar of bronze that is 431.25 millimeters long? Allow 1.89 millimeters waste for each piece.
A. 28 B. 32 C. 36 D. 38
Name the quantity that measures the fire endurance of an assembly and give its units.
What will be an ideal response?
If an A/C system contains contaminated refrigerant, how can the contaminated refrigerant be removed?
A) Use the R134a equipment along with a special filter. B) The refrigerant cannot be removed. C) Vent it to the atmosphere. D) Use a separate recovery machine that is dedicated to contaminated refrigerant recovery.