Workshop Technology Sand wash is a casting defect which Results in general enlargement of the casting Occurs as sand patches on the upper surface of a casting Occurs near the ingates as rough lumps on the 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 as sand patches on the upper surface of a casting Occurs near the ingates as rough lumps on the surface of a casting Results in a mismatching of the top and bottom parts of a casting ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For gas welding, the pressure desired at the welding torch for oxygen is 7 to 103 kN/m² 560 to 840 kN/m² 70 to 280 kN/m² 280 to 560 kN/m² 7 to 103 kN/m² 560 to 840 kN/m² 70 to 280 kN/m² 280 to 560 kN/m² ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The welding process used to join the ends of two pipes of uniform cross-section, is Projection welding Seam welding Spot welding Upset butt welding Projection welding Seam welding Spot welding Upset butt welding ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The directional solidification in casting can be improved by using Chills and chaplets Chills, chaplets and padding Chills and padding Chaplets and padding Chills and chaplets Chills, chaplets and padding Chills and padding Chaplets and padding ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A hacksaw blade cuts on the Cutting depends upon the direction of force Return stroke Both forward and return strokes Forward stroke Cutting depends upon the direction of force Return stroke Both forward and return strokes Forward stroke ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In arc welding, the temperature of heat produced by the electric arc is of the order of 6000°C to 7000°C 4000°C to 5000°C 3000°C to 4000°C 5000°C to 6000°C 6000°C to 7000°C 4000°C to 5000°C 3000°C to 4000°C 5000°C to 6000°C ANSWER DOWNLOAD EXAMIANS APP