Workshop Technology The welding set up is said to have straight polarity, when 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 positive 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 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 positive 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 During drawing operation, the states of stress in cup would include None of these Tensile stress in the wall Both (A) and (B) Compressive stress in the flange None of these Tensile stress in the wall Both (A) and (B) Compressive stress in the flange ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Shift is a casting defect which Occurs near the ingates as rough lumps on the surface of a casting Results in general enlargement of a casting Occurs as sand patches on the upper surface of a casting Results in a mismatching of the top and bottom parts of a casting Occurs near the ingates as rough lumps on the surface of a casting Results in general enlargement of a casting Occurs as sand patches on the upper surface of a casting Results in a mismatching of the top and bottom parts of a casting ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In arc welding, the temperature of heat produced by the electric arc is of the order of 3000°C to 4000°C 4000°C to 5000°C 5000°C to 6000°C 6000°C to 7000°C 3000°C to 4000°C 4000°C to 5000°C 5000°C to 6000°C 6000°C to 7000°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The cold chisels are made by Rolling Drawing Forging Piercing Rolling Drawing Forging Piercing ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In blanking operation, the clearance is provided on Half on the punch and half on the die Punch Die Either on punch or die depending upon designer's choice Half on the punch and half on the die Punch Die Either on punch or die depending upon designer's choice ANSWER DOWNLOAD EXAMIANS APP
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