HomeITI CBT EXAMWelder Theory Test 1 Welder Theory Test 1 Leave a Comment / By itiexam.cloud / 17 March 2024 0% 1234567891011121314151617181920 Welder Theory Test 1 1 / 20 1) Which of the following is a design recommendation for welding? A) The buildup of weld fillets should be kept to a minimum B) Locate welds where special finishing operations are required C) Welding should be done horizontally, with the stick or electrode holder pointing upward during welding D) Welded assemblies should have more parts 2 / 20 2) In fusion welding, penetration is the ratio of A) depth of the weld to its length B) width of the weld to its depth C) length of the weld to its depth D) depth of the weld to its width 3 / 20 3) The resistance welding process suitable for welding ferrous and non-ferrous metals upto 8mm thickness is A) Projection welding B) Butt welding C) Spot welding D) Pressure welding 4 / 20 4) Which of the following is not true for gas welding? A) It is suitable for thin sheets B) Heat effected zone and distortion are less as compare to arc welding C) There are safety problems in storing and handling the gases D) It is slower than arc welding 5 / 20 5) Which flame is suitable for cutting operations? A) Oxidising flame B) None of the above C) Neutral flame D) Carburising flame 6 / 20 6) Which of the following joint have high corrosion resistance? A) Riveted joint B) None of the above C) Bolted joint D) Welding joint 7 / 20 7) Which of the following processes do not use flux during welding? A) Flux Cored Arc B) Friction C) Submerged Arc D) Oxyfuel 8 / 20 8) Which of the following is not a resistance welding? A) Spot welding B) Percussion welding C) Pressure welding D) Butt welding 9 / 20 9) Which flame is suitable for welding of non ferrous metals (brasses and bronzes)? A) Oxidising flame B) None of the above C) Carburising flame D) Neutral flame 10 / 20 10) Which one of the following is a temporary joint? A) Riveted joint B) Press fit joint C) Welded joint D) Soldered joint 11 / 20 11) Which flame is suitable for welding of ferrous metals, Cu and Al alloys? A) Neutral flame B) None of the above C) Oxidising flame D) Carburising flame 12 / 20 12) Which of the following welding process is used for welding of sheet metals in automobile and air craft industries? A) Gas tungsten arc welding B) Shield metal arc welding C) Thermit welding D) Resistance welding 13 / 20 13) Heat is created by the chemical reaction in A) Oxy-acetylene welding B) Tungsten arc welding C) Thermit welding D) Resistance welding 14 / 20 14) In a gas cut plate, the cut shows grooves and has deep drag lines. This is due to A) tip too close to the cut surface B) too much travel speed C) less oxygen pressure D) less oxygen pressure smaller size cutting nozzle 15 / 20 15) Which of the following is false regarding material to be welded and its corresponding welding process? A) Stainless steel - GTAW, GMAW and shielded-metal arc welding B) higher-alloy steels - GMAW and GTAW welding C) Aluminium alloys - GMAW or GTAW process D) high-carbon steel - shielded-metal arc, flux-cored arc, and submerged arc welding 16 / 20 16) In an acetylene cylinder, the acetylene is dissolved in A) Carbon Dioxide B) Acetone C) Water D) Mercury 17 / 20 17) Which of the following is false regarding welding process and its corresponding minimum thickness of plate material? A) Gas-Metal Arc Weldments: minimum thickness - 0.5 mm and even thinner B) Flux-Cored Weldments: minimum thickness - 4.5 mm C) Shielded-Metal Arc or Stick Weldments: minimum thickness - 1.5 mm D) Submerged Arc Weldments: minimum thickness - 4.5mm 18 / 20 18) Which of the processes can be classified as solid state welding? A) Diffusion welding B) Electron beam welding C) Oxyfuel welding D) Resistance welding 19 / 20 19) One of the functions of electrode coating is A) to stabilize the arc B) to control arc temperature C) to prevent rusting D) to increase welding current 20 / 20 20) Which flame is suitable for welding steel? A) None of the above B) Carburising flame C) Oxidising flame D) Neutral flame Your score is 0% Restart quiz
