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buttsuni buttsuni
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6 years ago
The bimetal element is composed of:
 
  A) A rare earth element known as bimetal.
  B) A metal alloy known as bimetal.
  C) Two different metals bonded together.
  D) Any metal that changes from one type of metal to another when current passes through it.


[Ques. 2] What other diagrams are similar to point-to-point diagrams?
 
  A) Pictorial diagrams B) Installation diagrams
  C) Schematic diagrams D) Ladder diagrams


[Ques. 3] Baseboard heaters are ideally suited for where?
 
  A) Bathroom B) Basement C) Kitchen D) Bedroom


[Ques. 4] The component location diagram:
 
  A) Gives the network address of each piece of equipment in the multicomponent cooling network.
  B) Shows how the unit interfaces with other units in a multicomponent cooling network.
  C) Shows the operating sequence of the system components.
  D) Is used to locate actual parts and connections within the unit itself.


[Ques. 5] When do normally open relay contacts close?
 
  A) They cannot close because they are open contacts.
  B) When the relay coil is energized
  C) When the relay coil is de-energized
  D) When they receive power
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THOTLESLEYTHOTLESLEY
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6 years ago
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