Knowing ________ aids in the prevention of cracking when forming. ...

[K@]

Knowing ________ aids in the prevention of cracking when forming.
 
  A) How to control the weld bead pool and form perfect ripples
  B) How to clean the base metal properly
  C) The grain direction
  D) None of the above

Question 2

What is the purpose of the second line on a two-pipe oil delivery system?
 
  A) To send the oil that was pumped but not burned back to the tank
  B) To double the amount of oil that can be delivered and increase capacity
  C) To allow two flow rates for two stage oil burners
  D) To allow smaller piping

[ryhom]

Answer to Question 1

C

Answer to Question 2

A

[K@]

Both answers were spot on, thank you once again

[ryhom]

Great! Please up vote