Workshop Technology Sand wash is a casting defect which Occurs near the ingates as rough lumps on the surface 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 Results in general enlargement of the casting Occurs near the ingates as rough lumps on the surface 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 Results in general enlargement of the casting ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A neutral flame is obtained by supplying None of the listed here Equal volumes of oxygen and acetylene More volume of oxygen and less volume of acetylene More volume of acetylene and less volume of oxygen None of the listed here Equal volumes of oxygen and acetylene More volume of oxygen and less volume of acetylene More volume of acetylene and less volume of oxygen ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology During cold working process All of the listed here Grain structure is distorted Close dimensional tolerance can be maintained Strength and hardness of metal increases All of the listed here Grain structure is distorted Close dimensional tolerance can be maintained Strength and hardness of metal increases 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 negative terminal and the electrode holder is earthed 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 positive terminal and the electrode holder to the negative 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 is earthed Work is connected to the negative terminal and the electrode holder to the positive terminal ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The welding process used in joining mild steel shanks to high speed drills, is Seam welding Spot welding Upset butt welding Flash butt welding Seam welding Spot welding Upset butt welding Flash butt welding ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The electrode tip diameter (d) in spot welding should be equal to (where t = Thickness of plate to be welded) √t 3 t 6 t 1.5 t √t 3 t 6 t 1.5 t ANSWER DOWNLOAD EXAMIANS APP
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