If the suction pressure of an R-22 air-conditioning system is 67 psig and the evaporator outlet temperature is 51°F, what is the evaporator superheat?
What will be an ideal response?
12°
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During the first three months of the year, a print shop used the following paper stock: 11,190 sheets in January, 10,302 sheets in February, and 8,644 sheets in March. During the next three months (April, May, and June), the company used 1,110 fewer sheets than in the first three months. How many total sheets of paper were used in the second three months (April, May, and June)?
Fill in the blank(s) with the appropriate word(s).
Two types of refrigerants used in domestic freezers are ____________________ and ____________________.
Fill in the blank(s) with the appropriate word(s).
Excessive noise from the transfer case could be caused by worn bearings or internal gear damage.
Indicate whether the statement is true or false.
What is the relationship of current and voltage in a purely capacitive circuit?
A. The current lags the voltage by 90°. B. The current leads the voltage by 90°. C. The current and voltage are 180° out of phase with each other. D. The current and voltage are in phase with each other.