Workshop Technology In backhand welding, the angle between the welding torch and the work is kept as 40°-50° 50°-60° 30°-40° 60°-70° 40°-50° 50°-60° 30°-40° 60°-70° ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The temperature of the inner luminous cone of neutral flame is about 1000°C 1250°C 3200°C 2100°C 1000°C 1250°C 3200°C 2100°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The process used to improve fatigue resistance of the metal by setting up compressive stresses in its surface, is known as Hot piercing Cold peening Cold heading Extrusion Hot piercing Cold peening Cold heading Extrusion ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The current in electric resistance welding can be regulated by Changing the primary turns of the transformer Changing the secondary turns of the transformer Varying the input supply Any one of the listed here Changing the primary turns of the transformer Changing the secondary turns of the transformer Varying the input supply Any one of the listed here ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Projection welding is a Multi-spot welding process Continuous spot welding process Arc welding process Process used for joining round bars Multi-spot welding process Continuous spot welding process Arc welding process Process used for joining round bars ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For obtaining a cup of diameter 25 mm and height 15 mm by drawing, the size of the round blank should be approximately 44 mm 46 mm 48 mm 42 mm 44 mm 46 mm 48 mm 42 mm ANSWER DOWNLOAD EXAMIANS APP