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 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 280 to 560 kN/m² ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In a hot chamber die casting machine Nonferrous alloys with high melting temperature are casted Ferrous alloys with high melting temperature are casted Nonferrous alloys with low melting temperature are casted Ferrous alloys with low melting temperature are casted Nonferrous alloys with high melting temperature are casted Ferrous alloys with high melting temperature are casted Nonferrous alloys with low melting temperature are casted Ferrous alloys with low melting temperature are casted ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The temperature of the inner luminous cone of neutral flame is about 1250°C 1000°C 2100°C 3200°C 1250°C 1000°C 2100°C 3200°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The welding set up is said to have straight polarity, when Work is connected to the negative terminal and the electrode holder to the positive terminal Work is connected to the negative terminal and the electrode holder is earthed Work is connected to the positive terminal and the electrode holder is earthed Work is connected to the positive terminal and the electrode holder to the negative terminal Work is connected to the negative terminal and the electrode holder to the positive terminal Work is connected to the negative terminal and the electrode holder is earthed Work is connected to the positive terminal and the electrode holder is earthed Work is connected to the positive terminal and the electrode holder to the negative terminal ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In forehand welding, the angle between the welding rod and the work is kept as 40°-50° 50°-60° 30°-40° 60°-70° 40°-50° 50°-60° 30°-40° 60°-70° ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A casting defect which occurs due to improper venting of sand is known as Cold shuts Shift Swell Blow holes Cold shuts Shift Swell Blow holes ANSWER DOWNLOAD EXAMIANS APP