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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 74 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
Wow, this really help


DylanD1323

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

 

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