Under what conditions is the amperage set on a machine equal to the actual welding current?
What will be an ideal response?
The amperage indicated on the machine's control is the same as that at the arc only for the following conditions:
*The power to the machine is exactly correct.
*The lead length is very short.
*All cable connections are perfect with zero resistance.
*The arc length is exactly the right length.
*The remote current control is in the full on position.
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What is the diameter and the depth of the counter bore?
a. Diameter = b. Depth = Review drawing number 522973A0A and then answer the question.
A common metering device is a combination flow device and check valve. This device is referred to as a(n) ____________________.
Fill in the blank(s) with the appropriate word(s).
Why did Columbus’s reputation suffer later in his career?
a. Columbus was an inspired explorer, but a poor administrator. b. Rivals at the court of Isabella and Ferdinand unfairly insisted that he had lied about his discoveries. c. The Caribs defeated him repeatedly in battles over control of the Lesser Antilles. d. He focused on converting the native population and ignored profitable economic activities such as directing gold mining operations.
Why do some systems have discharge check valves?
What will be an ideal response?