1. The term used to indicate amount of current flowing in a circuit is called …….. (a) Volt (c) Ohm (b) Ampere (d) Farad 2. Earth clamp is used in arc welding to . (a) Hold the electrode firmly … Continued
1. Unlike TIG welding, MIG welding – (a) Requires no flux (b) Requires no post-weld cleansing (c) Uses consumable electrodes (d) Provides complete protection from atmospheric contamination 2. In Gas Metal Arc welding, the electrode extended from the end of … Continued
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
1. What is the point angle of dot punch? a)40 b) 50 c) 90 d) 60 2. Which material is used to manufacture chisel? a) Stainless steel b) Low carbon steel c) High carbon steel d) Medium carbon steel 3. … Continued
Which operation is to remove burrs from a plate after cutting? A. Brushing B. Filing C. Scraping D. Chiselling Which is used for handling hot jobs? A. Tongs B. Shawel C. Poker D. Snips Which is to wear for safety … Continued