What is the importance of a clean soldering iron tip?
What will be an ideal response?
A clean soldering tip is important because, if the iron is dirty, the contamination from the iron will flow with the molten solder and become a part of the connection, creating a contaminated, unreliable joint.
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Technician A says that a reference ground is really no different than chassis ground. Technician B says that the reference ground for each electronic module on a truck are typically all connected together to reduce electromagnetic interference. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
____ can be used to back any type of pipe if a welder is unsure about a less expensive substitution.
A. Nitrogen B. Carbon dioxide C. Oxygen D. Argon
Name the material that occurs as a milky emulsion, known as latex, in the sap of a number of plants but can also be produced synthetically
What will be an ideal response?
To protect circuits against excessive transient voltage, a ____ is used.
A. fuse B. crowbar C. varistor D. circuit breaker