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Author Question: Why do solenoid type valves pose a problem for some types of burners? A) Solenoids open and close ... (Read 66 times)

ghost!

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Why do solenoid type valves pose a problem for some types of burners?
 
  A) Solenoids open and close too slowly.
  B) Solenoids open and close too quickly.
  C) Solenoids' seal is not strong.
  D) Solenoids create too much pressure when closing.

Question 2

This pipe position includes welding in flat, horizontal vertical and overhead progressions:
 
  A) 2G B) 5G C) 6G D) 1G



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bob

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Answer to Question 1

B

Answer to Question 2

C




ghost!

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Reply 2 on: Jul 26, 2018
:D TYSM


dyrone

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

 

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