Air conditioning high-rise office buildings B) industrial C) residential What will be an ...

Air conditioning high-rise office buildings B) industrial
 
   C) residential
 
  What will be an ideal response?

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[Ques. 2] The suction pressure on a split AC system that is running with an excessive evaporator heat load:
 
  A) Will be higher than normal. B) Will most likely pull into a vacuum.
  C) Is not affected by the load. D) Will be lower than normal.

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[Ques. 3] The low-pressure switch on a residential split-system condensing unit normally interrupts the circuit to:
 
  A) The start terminal of the compressor. B) The run terminal of the compressor.
  C) The common terminal of the compressor. D) The contactor coil.

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[Ques. 4] Open-loop water-source systems normally draw the water from:
 
  A) City water. B) A deep well.
  C) A nearby lake or pond. D) A shallow well.

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[Ques. 5] What is the most common cause of puff-back?
 
  A) Delayed ignition because of a blocked combustion chamber
  B) Premature ignition caused by an excessively high ignition voltage
  C) Premature ignition caused by higher-than-normal oil pressure
  D) Delayed ignition because of a plugged oil filter