How does the APAD and ACPU system lubricate the compressor and components all year long?
A. They inject oil into the compressor inlet.
B. They engage the compressor for 15 seconds after start up.
C. They prevent the compressor from engaging in cold weather to keep all the oil within the compressor.
D. APAD and ACPU's have nothing to do with the lubrication of compressors or system components.
Answer: B
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The number engraved on the nozzle indicates ____.
A. how many gallons of air per hour the nozzle will deliver regardless of input pressure B. how many foot pounds of pressure must be used to properly tighten the nozzle C. how many gallons of oil per hour the nozzle will deliver at a given input pressure D. the stock number of the part
The coolant heat storage system is being discussed. Technician A says that the water valve is driven by an electric motor. Technician B says that the storage tank has its own electric water pump. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
How many "A" inputs would you expect to find on an 8-bit parallel binary adder? ________
Fill in the blank(s) with correct word
Which of the following accurately describes ECL?
A) ECL stands for emitter-coupled logic; all of the inputs are coupled into the device through the emitters of the input transistors. B) ECL stands for electron-coupled logic; all of the devices used within the gates are N-type transistors. C) ECL stands for energy-coupled logic; the input energy is amplified by the input transistors and allows the device to deliver higher output currents. D) ECL stands for emitter-coupled logic; all of the emitters of the input transistors are connected together and each transistor functions as an emitter follower.