_____ is an area of depression of the face or root of a weld where the filler metal did not completely fill the weld groove, so it is level with the surface of the pipe.?
?
Fill in the blank(s) with the appropriate word(s).
Underfill
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Extra-long power luffing jibs can have all of the following features except _____.
a. forestays and backstays b. one or more jib masts c. separate counterweights for the jib backstays d. manually-set offset angles
?What happens if the standoff distance is increased?
A. ?The arc force is increased because the resistance is higher and the voltage increases. B. ?The plasma are will begin to drift sideways due to arc blow. C. ?The plasma stream will lose some of its stiffness. D. ?Not much until the distance is so great that the arc goes out.
The PSNT nitrogen soil test is designed to be used in growing ________
A) alfalfa B) fruit trees C) turfgrass D) corn E) any of the above
Name the line type displayed on a print using a series on long and alternating short dashes to show or locate the centers of symmetrical objects; as a crossing horizontal and vertical line to show the center of a circular feature; represent the axis of a cylindrical object; to show the center of a feature; as an extension line from the center of an a feature such as a door, window, or wall; and a method for showing beams and headers on plans.
What will be an ideal response?