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Author Question: What controls the heating elements in most electric furnaces? A) Heat relays B) Sequencers C) ... (Read 63 times)

Destiiny22

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What controls the heating elements in most electric furnaces?
 
  A) Heat relays B) Sequencers C) Thermistors D) Contactors

Question 2

A normally open set of relay contacts will close when:
 
  A) Power is applied to the relay coil. B) Power is applied to the contacts.
  C) Power is not applied to the contacts. D) Power is not applied to the relay coil.



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dpost18

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Answer to Question 1

B

Answer to Question 2

A




Destiiny22

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Reply 2 on: Jul 24, 2018
:D TYSM


milbourne11

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

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