Workshop Technology In arc welding, the temperature of heat produced by the electric arc is of the order of 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 6000°C to 7000°C 4000°C to 5000°C 3000°C to 4000°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Sand wash is a casting defect which 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 the 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 the casting ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In TIG arc welding, the welding zone is shielded by an atmosphere of None of these Helium gas Argon gas Either (A) or (B) None of these Helium gas Argon gas Either (A) or (B) ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Metal patterns are used for Large castings Large scale production of castings Complicated castings Small castings Large castings Large scale production of castings Complicated castings Small castings ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The shrinkage allowance for cast iron pattern is 16 mm/m 20 mm/m 10 mm/m 26 mm/m 16 mm/m 20 mm/m 10 mm/m 26 mm/m ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The adhesiveness is the property of sand due to which None of these It clings to the sides of a moulding box It evolves a great amount of steam and other gases The sand grains stick together None of these It clings to the sides of a moulding box It evolves a great amount of steam and other gases The sand grains stick together ANSWER DOWNLOAD EXAMIANS APP
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