Workshop Technology During hot working of metals Mechanical properties are improved due to refinement of grains Porosity of the metal is largely eliminated All of the listed here Grain structure of the metal is refined Mechanical properties are improved due to refinement of grains Porosity of the metal is largely eliminated All of the listed here Grain structure of the metal is refined ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Linde welding uses Neutral flame and leftward technique Neutral flame and rightward technique Carburising flame and rightward technique Oxidizing flame and leftward technique Neutral flame and leftward technique Neutral flame and rightward technique Carburising flame and rightward technique Oxidizing flame and leftward technique ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The cutting edge of a chisel should be Tempered Hardened and tempered Case hardened Hardened Tempered Hardened and tempered Case hardened Hardened ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For gas welding, the pressure desired at the welding torch for oxygen is 280 to 560 kN/m² 70 to 280 kN/m² 7 to 103 kN/m² 560 to 840 kN/m² 280 to 560 kN/m² 70 to 280 kN/m² 7 to 103 kN/m² 560 to 840 kN/m² ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The process used to improve fatigue resistance of the metal by setting up compressive stresses in its surface, is known as Cold heading Extrusion Cold peening Hot piercing Cold heading Extrusion Cold peening Hot piercing ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The cold working of metals is carried out Above the recrystallisation temperature At the recrystallisation temperature Below the recrystallisation temperature At any temperature Above the recrystallisation temperature At the recrystallisation temperature Below the recrystallisation temperature At any temperature ANSWER DOWNLOAD EXAMIANS APP
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