A building uses the following size lamps: sixteen 50-watt, nine 15-watt, twelve 25-watt, six 75-watt, and four 100-watt. How many watts are consumed when all the lights in the building are burning?
Fill in the blank(s) with the appropriate word(s).
2,085
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What is the temperature differential (cut-in to cut-out) of an air sensing thermostat in a medium temperature refrigeration unit?
a. 2° b. 5° c. 10° d. 20°
Which of the following statements is TRUE about the economizer?
A) The economizer provides more cooled liquid refrigerant to the cooler than do systems without an economizer. B) The economizer acts as a control valve and separates the liquid cooled and warmed refrigerant. C) The economizer cools the liquid refrigerant but does not affect the volume of available liquid refrigerant. D) The economizer is directly connected to the compressor, so liquid refrigerant that flashes is returned directly to the compressor.
________ is an organization that has established a standard format for transferring programming data for PLDs
A) IEEE B) ANSI C) ASCII D) JEDEC
When a municipality requires a concrete slab to be insulated to prevent heat loss, the insulation must always be placed on top of the slab.
Answer the following statement true (T) or false (F)