____ is/are nonmetallic materials trapped in the weld metal, between weld beads, or between the weld and the base metal.
A. Porosity
B. Inclusions
C. Incomplete fusion
D. Laminations
Answer: B
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The most common diagnostic mistake is to overlook the obvious.
Answer the following statement true (T) or false (F)
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?Before welding on the AWS SENSE workmanship sample, what temperature must a plain carbon steel part be above?
A. ?32°F (0.0°C) B. ?100°F (37°C) C. ?50°F (9.4°C) D. ?0.0°F (-18°C)
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Cylinder taper is being discussed. Technician A says taper does not affect the ring gap as the piston goes up and down. Technician B says that up to.010" (.254mm) is usually an acceptable amount of taper. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
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-0.300 - (0.545 ) - (-0.020 ) + 0.2 =
A) -0.665 B) -0.625 C) 0.465 D) 0.445
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