WELDER (THEORY) SEMESTER – II AITT JULY 2017 PAPER

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1. Submerged arc welding is characterized by. a) High welding current . b) Smooth beads c) Deep penetration d) All of these   2. Which of the following statements is NOT true about MIG welding? a) Arc is not visible … Continued

PAPER -1 WELDER (THEORY) SEMESTER – II july (SESSION 2017 -2018) – NSQF LEVEL -4

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1 Which part of the wire feed mechanism turns the drive roller smoothly and constantlyfor GMAW? a) Centre guide b) Drive motor c) Wire feeder d) Wire spool holder 2 What is the name of the part marked ‘X” in … Continued

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