In an air conditioning system operating with R410A as its refrigerant, the coil may start to freeze when the pressure in the evaporator reaches approximately 101 psig.
Answer the following statement true (T) or false (F)
True
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Amphibians absorb water through their skin and lose water from the skin by ____________________
Fill in the blank(s) with correct word
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The rhythm of moving the torch helps ____.
A. prevent burn-through B. flashing C. make the bead uniform D. protect the molten metal with the outer flame envelope
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What type of valve is flow-regulating device that uses a flexible, chemical resistant, rubber-type diaphragm to control flow instead of a typical flow-control element?
A) Gate valve B) Diaphragm valve C) Globe valve D) Relief valve
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The symbol shown in the above figure represents a _____.
a. tee
b. 45-degree ell
c. 90-degree ell
d. lateral
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