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
Workshop Technology The welding process used in joining mild steel shanks to high speed drills, is Seam welding Upset butt welding Flash butt welding Spot welding Seam welding Upset butt welding Flash butt welding Spot welding ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In backhand welding, the angle between the welding torch and the work is kept as 50°-60° 60°-70° 40°-50° 30°-40° 50°-60° 60°-70° 40°-50° 30°-40° ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In electric resistance welding, voltage required for heating is 50 to 100 volts 1 to 5 volts 11 to 20 volts 6 to 10 volts 50 to 100 volts 1 to 5 volts 11 to 20 volts 6 to 10 volts ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The metal is subjected to mechanical working for Refining grain size Controlling the direction of flow lines Reducing original block into desired shape All of these Refining grain size Controlling the direction of flow lines Reducing original block into desired shape All of these ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The surface to be machined is marked on the pattern by Yellow colour Red colour Black colour Blue colour Yellow colour Red colour Black colour Blue colour ANSWER DOWNLOAD EXAMIANS APP