Question#1: Choose the right answer of the following: [15] 1- Which of the following types is not fillet weld? a. butt joint b. lap joint c. T-joint d. Corner joint 2- Which of the following welding process uses non-consumable electrode? a. Gas tungsten arc welding (TIG) b. Shielded metal arc welding c. CO2 shielded welding d. Gas metal arc welding (MIG) 3- In Gas metal arc welding (MIG) which of the following polarity is generally used a. Direct current straight polarity (DCSP) b. Direct current reverse polarity (DCRP) c. Alternating Current high frequency (ACHF) d. All of the above 4- In resistance welding, two electrodes are made of a. Aluminum b. Copper c. Iron d. Bronze 5- Gas welding is also known as? a. Oxy fuel gas welding b. Metallic welding c. Arc welding d. Fuel gas welding 6- How many types of flames are there? a. 1 b. 2 We wish you success c. 3 d. 4