Workshop Technology In backhand welding, the angle between the welding torch and the work is kept as 60°-70° 50°-60° 40°-50° 30°-40° 60°-70° 50°-60° 40°-50° 30°-40° ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The electrode tip diameter (d) in spot welding should be equal to (where t = Thickness of plate to be welded) 1.5 t √t 3 t 6 t 1.5 t √t 3 t 6 t ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Spot welding is used for welding Lap joints in plates having thickness above 3 mm Butt joints in plates having thickness above 3 mm Lap joints in plates having 0.025 mm to 1.25 mm thickness Butt joints in plates having 0.025 mm to 1.25 mm thickness Lap joints in plates having thickness above 3 mm Butt joints in plates having thickness above 3 mm Lap joints in plates having 0.025 mm to 1.25 mm thickness Butt joints in plates having 0.025 mm to 1.25 mm thickness ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The surface to be left unmachined is marked on the pattern by Black colour Blue colour Red colour Yellow colour Black colour Blue colour Red colour Yellow colour ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The fullers are used To finish the punched hole For punching a hole For necking down a piece of work For finishing flat surfaces To finish the punched hole For punching a hole For necking down a piece of work For finishing flat surfaces ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A file with 20 teeth in 25 mm is called Smooth file Rough file Bastard file Second cut file Smooth file Rough file Bastard file Second cut file ANSWER DOWNLOAD EXAMIANS APP