Workshop Technology During hot working of metals Grain structure of the metal is refined Porosity of the metal is largely eliminated Mechanical properties are improved due to refinement of grains All of the listed here Grain structure of the metal is refined Porosity of the metal is largely eliminated Mechanical properties are improved due to refinement of grains All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Spot welding is used for welding Lap joints in plates having 0.025 mm to 1.25 mm thickness Butt joints in plates having thickness above 3 mm Lap joints in plates having thickness above 3 mm Butt joints in plates having 0.025 mm to 1.25 mm thickness Lap joints in plates having 0.025 mm to 1.25 mm thickness Butt joints in plates having thickness above 3 mm Lap joints in plates having thickness above 3 mm Butt joints in plates having 0.025 mm to 1.25 mm thickness ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The chisel used for cutting key ways is Round nose chisel Diamond pointed chisel Flat chisel Cape chisel Round nose chisel Diamond pointed chisel Flat chisel Cape chisel ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For arc welding Alternating current with low frequency is used Alternating current with high frequency is used Direct current is used Any one of these Alternating current with low frequency is used Alternating current with high frequency is used Direct current is used Any one of these ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The algebraic difference between the minimum limit and the basic size is called Fundamental deviation Actual deviation Upper deviation Lower deviation Fundamental deviation Actual deviation Upper deviation Lower deviation ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A sand employed on the faces of the pattern before moulding, is called Parting sand Green sand Loam sand Dry sand Parting sand Green sand Loam sand Dry sand ANSWER DOWNLOAD EXAMIANS APP