Maintaining the temperature of the weld zone during welding is called _____

A) conditioning B) interpass temperature control
C) quenching D) preheat weld treatment


B

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The subsequent problems deal with the truth table below where A and B are inputs and X and Y are outputs ABXY101001111101Yes / No Question:If the input combination A=B=0 is allowed, would the sum-of-products and product-of-sums expressions for X give the same results?

Fill in the blank(s) with the appropriate word(s).

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Logic gates are __________ that are incorporated into the computer circuitry.

A. MOSFETs B. Diodes C. MOVs D. FETs

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____________________ prototyping is the process of creating a solid model in a computer-controlled machine using a CAD design file.

Fill in the blank(s) with the appropriate word(s).

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Third-party testing for recovery units has been required since:

A) July 1, 1992. B) November 15, 1993. C) November 14, 1994. D) November 15, 1995.

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