Workshop Technology The welding set up is said to have straight polarity, when Work is connected to the positive terminal and the electrode holder is earthed Work is connected to the negative 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 positive terminal and the electrode holder is earthed Work is connected to the negative 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 ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology During cold working process Close dimensional tolerance can be maintained Strength and hardness of metal increases Grain structure is distorted All of the listed here Close dimensional tolerance can be maintained Strength and hardness of metal increases Grain structure is distorted All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The blank diameter used in thread rolling will be Equal to minor diameter of the thread Equal to pitch diameter of the thread A little larger than the pitch diameter of the thread A little larger than the minor diameter of the thread Equal to minor diameter of the thread Equal to pitch diameter of the thread A little larger than the pitch diameter of the thread A little larger than the minor diameter of the thread ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The oxyacetylene gas used in gas welding produce a flame temperature of 2100°C 3200°C 2400°C 1800°C 2100°C 3200°C 2400°C 1800°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The cutting edge of a chisel should be Case hardened Hardened Tempered Hardened and tempered Case hardened Hardened Tempered Hardened and tempered ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In forehand welding, the angle between the welding torch and the work is ________ as compared to backhand welding. More Less Same None of these More Less Same None of these ANSWER DOWNLOAD EXAMIANS APP