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rylee19 rylee19
wrote...
Posts: 528
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6 years ago
In welding detail drawings, welding symbols are used to show how the pieces are to be _____.
 
  a. cut
  b. joined
  c. aligned
  d. machined

 Q. 2

In DCEN more heat is on the electrode.
 
  Indicate whether the statement is true or false

 Q. 3

Natural gas is
 
  A) About the same density as air
  B) Lighter than air
  C) Heavier than air
  D) Either lighter or heavier than air depending on the characteristics of the local gas
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Replies
wrote...
6 years ago
Ans. to #1

b

Ans. to #2

FALSE

Ans. to #3

B
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