[Answered] A pulsating sound coming from an oil furnace indicates ____

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Author Question: A pulsating sound coming from an oil furnace indicates _____. a. the flame is touching the ... (Read 85 times)

pragya sharda

Hero Member
Posts: 566

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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Marked as best answer by a Subject Expert

ebe

Sr. Member
Posts: 320

Reply #1 on: Jul 27, 2018

Answer to Question 1

a

Answer to Question 2

B

pragya sharda

Hero Member
Posts: 566

Reply #2 on: Jul 27, 2018

Thanks

ebe

Sr. Member
Posts: 320

Reply #3 on: Jul 27, 2018

Welcome

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Author Question: A pulsating sound coming from an oil furnace indicates _____. a. the flame is touching the ... (Read 85 times)

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