Red Seal Exam Practice - 2

Red Seal Exam Practice - 2 What does 3F designate on a welding specification sheet? a) flat fillet weld position b) horizontal fillet weld position c) vertical fillet weld position d) overhead weld position - c) vertical fillet weld position With the scale of a drawing at 1:5, what is the length of line on the drawing for a plate length of 150 cm (59")? a) 5 cm (2") b) 15 cm (6") c) 30 cm (12") d) 75 cm (30") - c) 30 cm (12") How many millimeters is equivalent in length to 6 ft - 3 1/2 inches? (25.4mm = 1") a) 1300 mm b) 1613 mm c) 1918 mm d) 1969 mm - c) 1918 mm Which type of drawing would show all three sides equally and uses horizontal plan lines at 30 degrees? a) oblique b) isometric c) perspective d) orthographic - b) isometric Which metal is more likely to crack due to weld joint shrinkage? a) stainless steel b) copper c) cast iron d) carbon steel - c) cast iron What type of material has a grain structure that appears very coarse and silvery? a) aluminum b) stainless steel c) grey cast iron d) white cast iron - d) white cast iron What is the best way to determine the composition of a metal so that it can be welded? a) check the blue-print b) check the mill test report c) ask a co-worker d) complete a spark test - b) check the mill test report Which component of a welding machine changes AC current to DC current? a) rectifier b) resistor c) conductor d) capacitor - a) rectifier what would the abbreviation RFSO mean on a material list? a) reinforced fitting socket weld on b) raised face slip on c) reinforced fitting slide on d) roll weld fitting slowly - b) raised face slip on Which standard refers to welded steel construction using metal arc welding? a) CSA Z662. b) CSA W178.2 c) CSA W59. d) CSA 47.1. - c) CSA W59. When ultraviolet rays from the welding arc come into contact with chlorinated hydrocarbon degreasers, what poisonous gas is created? a) Ethylene dichloride gas b) ozone c) phosphine gas d) phosgene gas - d) phosgene gas When welding where the general public may be exposed to the rays of the arc, what should the welder do? a) proper screens and warning signs b) rope off the area c) inform the safety coordinator d) give a verbal warning before starting to weld - a) proper screens and warning signs What would be the best type of material to use for making