Workshop Technology The oxyacetylene gas used in gas welding produce a flame temperature of 2100°C 2400°C 1800°C 3200°C 2100°C 2400°C 1800°C 3200°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In backhand welding, the angle between the welding torch and the work is kept as 60°-70° 40°-50° 50°-60° 30°-40° 60°-70° 40°-50° 50°-60° 30°-40° ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Cast iron and steel pipes are produced by Investment casting True centrifugal casting Slush casting Die casting Investment casting True centrifugal casting Slush casting Die casting ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The electron beam welding can be carried out in Open air A shielded gas environment A pressurized inert gas chamber Vacuum Open air A shielded gas environment A pressurized inert gas chamber Vacuum 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) √t 1.5 t 6 t 3 t √t 1.5 t 6 t 3 t 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 48 mm 42 mm 46 mm 44 mm 48 mm 42 mm 46 mm 44 mm ANSWER DOWNLOAD EXAMIANS APP