Workshop Technology The increase in hardness due to cold working, is called Work hardening Flame hardening Age hardening Induction hardening Work hardening Flame hardening Age hardening Induction hardening ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The operation of cutting a cylindrical hole in a sheet of metal by the punch and die is called Piercing Punching Blanking Shearing Piercing Punching Blanking Shearing ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology When more volume of acetylene and less volume of oxygen is supplied, then a ___ flame is obtained. Carburising Oxidizing None of the listed here Neutral Carburising Oxidizing None of the listed here Neutral ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In electric resistance welding, voltage required for heating is 1 to 5 volts 6 to 10 volts 11 to 20 volts 50 to 100 volts 1 to 5 volts 6 to 10 volts 11 to 20 volts 50 to 100 volts ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The electron beam welding can be carried out in A pressurized inert gas chamber A shielded gas environment Open air Vacuum A pressurized inert gas chamber A shielded gas environment Open air Vacuum ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Piercing is an operation of cutting A flat sheet to the desired shape 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 number of holes evenly spaced in a regular pattern on a sheet of metal A flat sheet to the desired shape 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 number of holes evenly spaced in a regular pattern on a sheet of metal ANSWER DOWNLOAD EXAMIANS APP