When selecting an evaporator for an air-conditioning system, the best way to ensure that the evaporator will work with the condenser is:
A) The same nominal size in tons as the condensing unit.
B) An AHRI match for the condensing unit.
C) Manufactured by the same manufacturer as the condensing unit.
D) Manufactured in the same year.
B
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Newborn mice should be separated by sex at about ____________________ weeks of age
Fill in the blank(s) with correct word
Express the tolerance +/- .05 mm. to the nearest thousandth of an inch
A) +/- .005 in. B) +/- .127 in. C) +/- .050 in. D) +/- . .002 in.
Any exposed live parts must be guarded if they are operating at _____
a. 15V or more between terminals b. 50V or more between terminals c. 240V or more between terminals d. 600V or more between terminals
In AC circuits, the total opposition to current flow is called _____________.
Fill in the blank(s) with the appropriate word(s).