Workshop Technology In forehand welding, the angle between the welding rod and the work is kept as 60°-70° 30°-40° 50°-60° 40°-50° 60°-70° 30°-40° 50°-60° 40°-50° ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The parts of circular cross-section which are symmetrical about the axis of rotation are made by Hot drawing Hot spinning Hot extrusion Hot forging Hot drawing Hot spinning Hot extrusion Hot forging ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology If an aluminium pattern made from a wooden master pattern is to be used for grey iron castings, then the shrinkage allowance allowed on the wooden pattern should be 26 mm/m 10 mm/m 20 mm/m 16 mm/m 26 mm/m 10 mm/m 20 mm/m 16 mm/m ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Cores are used to All of these Form internal cavities in the casting Form a part of a green sand mould Improve mould surface All of these Form internal cavities in the casting Form a part of a green sand mould Improve mould surface ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The property of sand due to which it evolves a great amount of steam and other gases is called Cohesiveness Collapsibility Adhesiveness Permeability Cohesiveness Collapsibility Adhesiveness Permeability ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The increase in hardness due to cold working, is called Induction hardening Age hardening Flame hardening Work hardening Induction hardening Age hardening Flame hardening Work hardening ANSWER DOWNLOAD EXAMIANS APP