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MrMiau MrMiau
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Posts: 512
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7 years ago
The interrupting rating of an FH-type circuit breaker is _____.
 
  a. 5,000A
  b. 10,000A
  c. 30,000A
  d. 65,000A



[Ques. 2] Insufficient preheat during an oxyfuel cutting operation is likely to result in _____.
 
  a. the top surface melting over the cut
  b. bad gouging at the bottom of the cut
  c. a pronounced break in the drag line
  d. a wavy and irregular ker



[Ques. 3]




[Ques. 4] /
  In the figure above, symbol A represents a _____.
 
  a. float switch
  b. temperature switch
  c. pressure switch
  d. foot switch



[Ques. 5] All of the Start buttons must be connected in parallel with the auxiliary contactor and all of the Stop buttons
  must be connected in series when installing _____.
 
  a. two or more pushbutton stations
  b. three or more pushbutton stations
  c. four or more pushbutton stations
  d. five or more pushbutton stations
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cryptokidcryptokid
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Posts: 344
Rep: 3 0
7 years ago
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MrMiau Author
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7 years ago
Thank you for your assistance, again and again
wrote...
7 years ago
My pleasure
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