Which of the following refrigerant oils is glycol-based?
a. Alkylbenzene
b. POE
c. PAG
d. PVE
c
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Kirchhoff's law states that the voltage around a closed circuit is equal to the sum of ________ across all the loads
A) Resistances B) Voltage drops C) Both A and B D) Neither A nor B
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The number of steps to the landing for a short-L stairway is _____
a. two b. two to four c. three d. three to five
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____ usually show draft.
A. Machining prints B. Casting prints C. Investment casting prints D. Forging detail prints E. none of the above
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Explain why low pressure must be maintained in the evaporator.
What will be an ideal response?
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