Workshop Technology In forehand welding, the angle between the welding rod and the work is kept as 50°-60° 40°-50° 60°-70° 30°-40° 50°-60° 40°-50° 60°-70° 30°-40° ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology During hot working of metals All of the listed here Porosity of the metal is largely eliminated Grain structure of the metal is refined Mechanical properties are improved due to refinement of grains All of the listed here Porosity of the metal is largely eliminated Grain structure of the metal is refined Mechanical properties are improved due to refinement of grains ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology When a pattern is made in three parts, the ________ is known as a drag. None of these Top part Bottom part Middle part None of these Top part Bottom part Middle part ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In a gas welding of mild steel using an oxyacetylene flame, the total amount of acetylene consumed is 10 litres. The oxygen consumption from the cylinder is 15 litres 20 litres 10 litres 5 litres 15 litres 20 litres 10 litres 5 litres ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The purpose of a gate is to Delivers molten metal from pouring basin to gate Delivers molten metal into the mould cavity Feed the molten metal to the casting in order to compensate for the shrinkage Act as a reservoir for the molten metal Delivers molten metal from pouring basin to gate Delivers molten metal into the mould cavity Feed the molten metal to the casting in order to compensate for the shrinkage Act as a reservoir for the molten metal ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The increase in hardness due to cold working, is called Induction hardening Flame hardening Age hardening Work hardening Induction hardening Flame hardening Age hardening Work hardening ANSWER DOWNLOAD EXAMIANS APP
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