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Author Question: A pulsating sound coming from an oil furnace indicates _____. a. the flame is touching the ... (Read 44 times)

pragya sharda

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on: Jul 27, 2018
A pulsating sound coming from an oil furnace indicates _____.
 
  a. the flame is touching the combustion chamber
  b. a defective blower
  c. under-firing
  d. soot buildup on the heat exchanger

Question 2

What is the total circuit resistance of three heat strips wired in series if each strip has a resistance of 12 ohms?
 
  A) 3 ohms B) 36 ohms C) 12 ohms D) 4 ohms


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ebe

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Reply #1 on: Jul 27, 2018
Answer to Question 1

a

Answer to Question 2

B


pragya sharda

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Reply #2 on: Jul 27, 2018
Thanks


ebe

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Reply #3 on: Jul 27, 2018
Welcome :)


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