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Author Question: A precisely drilled hole that controls the amount of gas entering a burner is called: A) A gas ... (Read 79 times)

joblessjake

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on: Jul 24, 2018
A precisely drilled hole that controls the amount of gas entering a burner is called:
 
  A) A gas jet. B) A carburetor. C) A metering device. D) An orifice.

Question 2

How can an installer accurately determine the weight for a particular rooftop unit?
 
  A) An accurate estimate can be obtained by multiplying the unit volume times 2 lb.
  B) Balance the unit on top of an electronic charging scale.
  C) Look in the manufacturer's installation instructions.
  D) Calculate the unit volume and divide that volume by the density of copper.


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javimendoza7

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Reply #1 on: Jul 24, 2018
Answer to Question 1

D

Answer to Question 2

C


joblessjake

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Reply 2 on: Jul 24, 2018
Great answer, keep it coming :)

tandmlomax84

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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