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juicymae92 juicymae92
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6 years ago
The thermostats on most residential air-conditioning systems are:
 
  A) Wireless communicating thermostats. B) Line voltage thermostats.
  C) Milli-voltage thermostats. D) Low-voltage thermostats.


[Ques. 2] A megohmmeter can detect:
 
  A) Moisture. B) Insulation faults. C) Contamination. D) All of these.


[Ques. 3] Compared to mechanical thermostats, digital thermostats:
 
  A) Maintain closer temperature control.
  B) Are generally less flexible in application.
  C) Allow for wider swings in the controlled temperature.
  D) Are less expensive.


[Ques. 4] Electrical insulation is classified by the ________ stability of the materials that are used for the winding.
 
  A) voltage B) current C) pressure D) temperature


[Ques. 5] The electrical switching in an electronic thermostat is often done by:
 
  A) Resistors. B) A mercury bulb. C) Batteries. D) Small relays.
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amyarango11amyarango11
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6 years ago
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juicymae92 Author
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#2
6 years ago
Thank you for answering
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