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