Workshop Technology In backhand welding, the angle between the welding torch and the work is kept as 40°-50° 60°-70° 30°-40° 50°-60° 40°-50° 60°-70° 30°-40° 50°-60° ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The welding process used to join the ends of two pipes of uniform cross-section, is Spot welding Projection welding Seam welding Upset butt welding Spot welding Projection welding Seam welding Upset butt welding ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In a centrifugal casting method Core is made of nonferrous metal Core is made of ferrous metal Core is made of sand No core is used Core is made of nonferrous metal Core is made of ferrous metal Core is made of sand No core is used ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Piercing is an operation of cutting A hole (other than cylindrical) in a sheet of metal by the punch and the die A cylindrical hole in a sheet of metal by the punch and the die A flat sheet to the desired shape A number of holes evenly spaced in a regular pattern on a sheet of metal A hole (other than cylindrical) in a sheet of metal by the punch and the die A cylindrical hole in a sheet of metal by the punch and the die A flat sheet to the desired shape A number of holes evenly spaced in a regular pattern on a sheet of metal ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The cold working of metals is carried out At the recrystallisation temperature Above the recrystallisation temperature Below the recrystallisation temperature At any temperature At the recrystallisation temperature Above the recrystallisation temperature Below the recrystallisation temperature At any temperature ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The temperature of oxy-hydrogen flame is ________ oxyacetylene flame. Same as Less than None of these More than Same as Less than None of these More than ANSWER DOWNLOAD EXAMIANS APP