Workshop Technology In backhand welding, the angle between the welding torch and the work is kept as 50°-60° 30°-40° 60°-70° 40°-50° 50°-60° 30°-40° 60°-70° 40°-50° ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The advantage of Thermit welding is that Results in a minimum problem with internal residual stresses All of these Weld cools almost uniformly All parts of the weld section are molten at the same time Results in a minimum problem with internal residual stresses All of these Weld cools almost uniformly All parts of the weld section are molten at the same time ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The surface to be machined is marked on the pattern by Blue colour Black colour Yellow colour Red colour Blue colour Black colour Yellow colour Red colour ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In forehand welding, the weld is made First from left to right and then from right to left Either from left to right or from right to left From right to left From left to right First from left to right and then from right to left Either from left to right or from right to left From right to left From left to right ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Spot welding is used for welding Lap joints in plates having 0.025 mm to 1.25 mm thickness Butt joints in plates having thickness above 3 mm Lap joints in plates having thickness above 3 mm Butt joints in plates having 0.025 mm to 1.25 mm thickness Lap joints in plates having 0.025 mm to 1.25 mm thickness Butt joints in plates having thickness above 3 mm Lap joints in plates having thickness above 3 mm Butt joints in plates having 0.025 mm to 1.25 mm thickness ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In arc welding, the electric arc is produced between the work and the electrode by Contact resistance Flow of current All of these Voltage Contact resistance Flow of current All of these Voltage ANSWER DOWNLOAD EXAMIANS APP