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