Workshop Technology In a ___, the molten metal is poured and allowed to solidify while the mould is revolving. Die casting method Centrifugal casting method Permanent mould casting method Slush casting method Die casting method Centrifugal casting method Permanent mould casting method Slush casting method ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology During hot working of metals Grain structure of the metal is refined Mechanical properties are improved due to refinement of grains Porosity of the metal is largely eliminated All of the listed here Grain structure of the metal is refined Mechanical properties are improved due to refinement of grains Porosity of the metal is largely eliminated All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For gas welding, the pressure desired at the welding torch for oxygen is 7 to 103 kN/m² 70 to 280 kN/m² 280 to 560 kN/m² 560 to 840 kN/m² 7 to 103 kN/m² 70 to 280 kN/m² 280 to 560 kN/m² 560 to 840 kN/m² ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Which of the following methods can be used for manufacturing 2 meter long seamless metallic tubes? Extrusion and rolling Drawing Extrusion Rolling Extrusion and rolling Drawing Extrusion Rolling ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In backhand welding, the angle between the welding rod and the work is ___ as compared to forehand welding. Same More None of the listed here Less Same More None of the listed here Less ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The oxyacetylene gas used in gas welding produce a flame temperature of 1800°C 2400°C 3200°C 2100°C 1800°C 2400°C 3200°C 2100°C ANSWER DOWNLOAD EXAMIANS APP