Workshop Technology Cold working of metal increases Yield strength Tensile strength All of these Hardness Yield strength Tensile strength All of these Hardness ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In order to deliver molten metal from pouring basin to gate, a ________ is used. None of these Riser Core Sprue None of these Riser Core Sprue ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Lap joints are employed on plates having thickness Above 25 mm Less than 3 mm 12.5 mm 5 to 10 mm Above 25 mm Less than 3 mm 12.5 mm 5 to 10 mm ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For gas welding, the pressure desired at the welding torch for acetylene is 280 to 560 kN/m² 560 to 840 kN/m² 70 to 280 kN/m² 7 to 103 kN/m² 280 to 560 kN/m² 560 to 840 kN/m² 70 to 280 kN/m² 7 to 103 kN/m² 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 positive terminal and the electrode holder to the negative 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 negative terminal and the electrode holder to the positive terminal Work is connected to the positive terminal and the electrode holder to the negative 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 ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In forehand welding, the angle between the welding rod and the work is kept as 50°-60° 30°-40° 60°-70° 40°-50° 50°-60° 30°-40° 60°-70° 40°-50° ANSWER DOWNLOAD EXAMIANS APP