Why Would a Welder Stick the End of the Filler

question 17

Multiple Choice

Why would a welder stick the end of the filler rod in the weld pool as the weld is being stopped?

• A) It accidentally happens sometimes but they would not do it on purpose.
• B) To prevent dropping it when changing positions
• C) To help to prevent crater cracking
• D) It cools off the end of the filler rod to prevent oxidization.

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Definitions:

Latent Learning

A form of learning that occurs without any obvious reinforcement of the behavior or associations that are learned.

Negative Punishment

The removal of a stimulus following a given behavior in order to decrease the frequency of that behavior.

Negative Reinforcement

A process in behavior modification that involves increasing the likelihood of a behavior by removing or avoiding an aversive stimulus as a consequence of the behavior.

Positive Reinforcement

A process in which the introduction of a stimulus following a particular behavior increases the likelihood of the behavior's occurrence.