Workshop Technology For gas welding, the pressure desired at the welding torch for oxygen is 70 to 280 kN/m² 7 to 103 kN/m² 280 to 560 kN/m² 560 to 840 kN/m² 70 to 280 kN/m² 7 to 103 kN/m² 280 to 560 kN/m² 560 to 840 kN/m² ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Aluminium is the best material for making patterns because it is All of the listed here Easy to work Light in weight Corrosion resistant All of the listed here Easy to work Light in weight Corrosion resistant ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology An oxidising process used for aluminium and magnesium articles is called Anodizing Parkerising Sherardizing Galvanizing Anodizing Parkerising Sherardizing Galvanizing ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Cast iron and steel pipes are produced by Investment casting Die casting Slush casting True centrifugal casting Investment casting Die casting Slush casting True centrifugal casting ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In arc welding, the temperature of heat produced by the electric arc is of the order of 5000°C to 6000°C 6000°C to 7000°C 4000°C to 5000°C 3000°C to 4000°C 5000°C to 6000°C 6000°C to 7000°C 4000°C to 5000°C 3000°C to 4000°C ANSWER DOWNLOAD EXAMIANS APP