Workshop Technology Cores are used to 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 All of these ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Which of the following welding method uses a pool of molten metal? Carbon arc welding TIG arc welding Submerged arc welding MIG arc welding Carbon arc welding TIG arc welding Submerged arc welding MIG arc welding 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 Permeability Collapsibility Adhesiveness Cohesiveness Permeability Collapsibility Adhesiveness Cohesiveness ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In backhand welding, the angle between the welding torch 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 oxyacetylene gas used in gas welding produce a flame temperature of 2400°C 2100°C 3200°C 1800°C 2400°C 2100°C 3200°C 1800°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The adhesiveness is the property of sand due to which It evolves a great amount of steam and other gases It clings to the sides of a moulding box The sand grains stick together None of these It evolves a great amount of steam and other gases It clings to the sides of a moulding box The sand grains stick together None of these ANSWER DOWNLOAD EXAMIANS APP