Workshop Technology In forehand welding, the angle between the welding rod and the work is kept as 50°-60° 60°-70° 30°-40° 40°-50° 50°-60° 60°-70° 30°-40° 40°-50° ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The minimum size of a bloom is 20 cm × 20 cm 15 cm × 15 cm 5 cm × 5 cm 10 cm × 10 cm 20 cm × 20 cm 15 cm × 15 cm 5 cm × 5 cm 10 cm × 10 cm ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The acetylene cylinder is usually painted with Yellow colour Black colour Maroon colour White colour Yellow colour Black colour Maroon colour White colour ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology During hot working of metals All of the listed here Porosity of the metal is largely eliminated Mechanical properties are improved due to refinement of grains Grain structure of the metal is refined All of the listed here Porosity of the metal is largely eliminated Mechanical properties are improved due to refinement of grains Grain structure of the metal is refined ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The electrodes used in spot welding have a tip of Brass Aluminium Stainless steel Copper Brass Aluminium Stainless steel Copper ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The adhesiveness is the property of sand due to which The sand grains stick together None of these It clings to the sides of a moulding box It evolves a great amount of steam and other gases The sand grains stick together None of these It clings to the sides of a moulding box It evolves a great amount of steam and other gases ANSWER DOWNLOAD EXAMIANS APP