Workshop Technology The recrystallisation temperature of steel is 400°C None of these 600°C 800°C 400°C None of these 600°C 800°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In sheet metal blanking, shear is provided on punches and dies so that Cut blanks is straight Warping of sheet is minimized Press load is reduced Good cut edge is obtained Cut blanks is straight Warping of sheet is minimized Press load is reduced Good cut edge is obtained ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In spot welding, the distance between the nearest edge of the plate and centre of weld should be equal to 6d d 1.5 d 3d 6d d 1.5 d 3d ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In welding copper alloys with TIG arc welding Direct current with straight polarity is used Any one of the listed here Alternating current is used Direct current with reversed polarity is used Direct current with straight polarity is used Any one of the listed here Alternating current is used Direct current with reversed polarity is used ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Lap joints are employed on plates having thickness 12.5 mm Less than 3 mm 5 to 10 mm Above 25 mm 12.5 mm Less than 3 mm 5 to 10 mm Above 25 mm ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The purpose of a riser is to Act as a reservoir for the molten metal Deliver the molten metal from pouring basin to gate Feed the molten metal to the casting in order to compensate for the shrinkage Deliver molten metal into the mould cavity Act as a reservoir for the molten metal Deliver the molten metal from pouring basin to gate Feed the molten metal to the casting in order to compensate for the shrinkage Deliver molten metal into the mould cavity ANSWER DOWNLOAD EXAMIANS APP