Workshop Technology The electrodes used in spot welding have a tip of Stainless steel Aluminium Copper Brass Stainless steel Aluminium Copper Brass ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The temperature of the inner luminous cone of neutral flame is about 1000°C 2100°C 3200°C 1250°C 1000°C 2100°C 3200°C 1250°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In sheet metal blanking, shear is provided on punches and dies so that Press load is reduced Warping of sheet is minimized Good cut edge is obtained Cut blanks is straight Press load is reduced Warping of sheet is minimized Good cut edge is obtained Cut blanks is straight ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For gas welding, the pressure desired at the welding torch for oxygen is 280 to 560 kN/m² 70 to 280 kN/m² 7 to 103 kN/m² 560 to 840 kN/m² 280 to 560 kN/m² 70 to 280 kN/m² 7 to 103 kN/m² 560 to 840 kN/m² ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For arc welding Direct current is used Any one of these Alternating current with high frequency is used Alternating current with low frequency is used Direct current is used Any one of these Alternating current with high frequency is used Alternating current with low frequency is used ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A casting defect which occurs due to improper venting of sand is known as Blow holes Shift Swell Cold shuts Blow holes Shift Swell Cold shuts ANSWER DOWNLOAD EXAMIANS APP