Workshop Technology The welding process used in joining mild steel shanks to high speed drills, is Upset butt welding Seam welding Spot welding Flash butt welding Upset butt welding Seam welding Spot welding Flash butt welding ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The machining allowance provided on patterns depends upon Method of casting used Size and shape of casting Type of casting metal All of these Method of casting used Size and shape of casting Type of casting metal All of these ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Cores are used to All of these Form a part of a green sand mould Form internal cavities in the casting Improve mould surface All of these Form a part of a green sand mould Form internal cavities in the casting Improve mould surface ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The welding set up is said to have straight polarity, when 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 Work is connected to the negative terminal and the electrode holder to the positive terminal ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For gas welding, the pressure desired at the welding torch for acetylene is 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 280 to 560 kN/m² 560 to 840 kN/m² ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The sand used for making cores is Green sand Loam sand Dry sand Oil sand Green sand Loam sand Dry sand Oil sand ANSWER DOWNLOAD EXAMIANS APP