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G2 practice exam #2 Questions And Answers
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G2 practice exam #2 Questions And Answers What is the minimum diameter of a pressure gauge needed to perform a leak test on gas piping? A. 2" B. 2 - 3/4" C. 3" D. 3 - 1/2" - ANS c. 3" Amp meter can read what? A. Pressure drop. B. Conductor magnetic field. C. Load in parallel wires...
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