Workshop Technology The temperature at which the new grains are formed in the metal is called Eutectic temperature Upper critical temperature Lower critical temperature Recrystallisation temperature Eutectic temperature Upper critical temperature Lower critical temperature Recrystallisation temperature ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The welding process used to join the ends of two pipes of uniform cross-section, is Spot welding Upset butt welding Seam welding Projection welding Spot welding Upset butt welding Seam welding Projection welding ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In submerged arc welding, an arc is produced between a Carbon electrode and the work Bare metal electrode and the work Metal electrode and the work Two tungsten electrodes and the work Carbon electrode and the work Bare metal electrode and the work Metal electrode and the work Two tungsten electrodes and the work ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In forehand welding, the angle between the welding rod and the work is kept as 30°-40° 60°-70° 50°-60° 40°-50° 30°-40° 60°-70° 50°-60° 40°-50° ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In TIG arc welding, the welding zone is shielded by an atmosphere of Either (A) or (B) Helium gas Argon gas None of these Either (A) or (B) Helium gas Argon gas None of these ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In arc welding, the electric arc is produced between the work and the electrode by All of these Flow of current Voltage Contact resistance All of these Flow of current Voltage Contact resistance ANSWER DOWNLOAD EXAMIANS APP