Workshop Technology In a ___, the molten metal is poured and allowed to solidify while the mould is revolving. Die casting method Centrifugal casting method Slush casting method Permanent mould casting method Die casting method Centrifugal casting method Slush casting method Permanent mould casting method ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In welding magnesium with TIG arc welding, direct current with ________ is used. None of these Reversed polarity Both (A) and (B) Straight polarity None of these Reversed polarity Both (A) and (B) Straight polarity ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In arc welding, the temperature of heat produced by the electric arc is of the order of 5000°C to 6000°C 6000°C to 7000°C 4000°C to 5000°C 3000°C to 4000°C 5000°C to 6000°C 6000°C to 7000°C 4000°C to 5000°C 3000°C to 4000°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The increase in hardness due to cold working, is called Work hardening Age hardening Induction hardening Flame hardening Work hardening Age hardening Induction hardening Flame hardening ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Thermit, used in Thermit welding, is a mixture of Charcoal and iron oxide Iron oxide and aluminium Charcoal, iron oxide and aluminium Charcoal and aluminium Charcoal and iron oxide Iron oxide and aluminium Charcoal, iron oxide and aluminium Charcoal and aluminium ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Carburising flame is used to weld Steel, cast iron, copper, aluminium etc Hard surfacing materials such as stellite Brass and bronze All of these Steel, cast iron, copper, aluminium etc Hard surfacing materials such as stellite Brass and bronze All of these ANSWER DOWNLOAD EXAMIANS APP