In silos, fermentation produces _____
a. carbon dioxide
b. nitrogen dioxide
c. both carbon dioxide and nitrogen dioxide
d. neither carbon dioxide nor nitrogen dioxide
C
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The heat exchanger that gets rid of heat from the refrigerant is called the:
a. Evaporator b. Condenser c. Receiver drier d. Accumulator
What is the height in inches of 21 courses of engineered size brick if each course is laid to a height of 3 1/4 "?
What will be an ideal response?
Technician A says recycled refrigerant in portable storage containers should be periodically checked for noncondensable gas contamination. Technician B says contaminated refrigerant will not affect system performance.. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B
A typical superheat for an evaporator operating under normal conditions would be ____.
A. 14 to 16°F B. 4 to 6°F C. 8 to 12°F D. 6 to 8°F