____________________ may result from sharp notches between weld beads or between the weld bead and the base metal that trap materials so that they cannot float out.
Fill in the blank(s) with the appropriate word(s).
Inclusions
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Which of the following sources of water have the shortest average residence time?
A) oceans and ice caps B) groundwater C) soil moisture D) clouds
If the resistance and the voltage are known, what is the formula for finding the current (amperes)?
A) E = I × R B) I = E × R C) I = D) R = E × I
The resistance reading of an open heating element is:
A) Infinite ohms, which would show OL on most digital meters. B) It is not possible to check the resistance of an open heating element. C) 0, which would show as 0.0 to 0.1 on most digital meters. D) A measurable resistance of approximately 12.
It is a good practice to use rope whenever possible instead of chain.
Answer the following statement true (T) or false (F)