What size range might a commercial air conditioner fit into?
What will be an ideal response?
Systems may be as small as a fraction of a ton in size to several thousand tons in cooling capacity.
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One of the most important skills of a project manager is the ability to _____.
a. write proposals b. hire craft workers c. plan d. order materials
If a technician connects gauges on the line set of the outdoor unit of a heat pump operating in the heating mode, ____.
A. the high pressure gauge will read the high side pressure and the low pressure gauge will most likely be in the RETARD range B. the high pressure gauge will read the high side pressure and the low pressure gauge will read the suction pressure C. both gauges will read the suction pressure D. the high pressure gauge will read the suction pressure and the low pressure will read discharge pressure
The main difference between a relay and a contactor is that the contactor usually has more contacts
Indicate whether the statement is true or false
If a 1 mH, 3.3 mH, and 0.1 mH inductor are connected in parallel, LT equals ________
A) greater than 3.3 mH B) 5.3 mH C) less than 0.1 mH D) 4.4 mH