Workshop Technology The surface to be left unmachined is marked on the pattern by Black colour Yellow colour Blue colour Red colour Black colour Yellow colour Blue colour Red colour ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In shielded arc welding Welding rod coated with slag is used None of the listed here Large electrode is used Welding rod coated with fluxing material is used Welding rod coated with slag is used None of the listed here Large electrode is used Welding rod coated with fluxing material is used ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The material which can be best cut with oxygen cutting process is Mild steel Brass Copper Aluminium Mild steel Brass Copper Aluminium ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The increase in hardness due to cold working, is called Flame hardening Induction hardening Age hardening Work hardening Flame hardening Induction hardening Age hardening Work hardening ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The diaphragm moulding machine is used to Produce uniform packing of sand in the mould Ram the sand harder at the back of the mould and softer on the pattern face Ram the sand harder at the pattern face with decreasing hardness towards the back of the mould Give uniform sand hardness throughout the mould Produce uniform packing of sand in the mould Ram the sand harder at the back of the mould and softer on the pattern face Ram the sand harder at the pattern face with decreasing hardness towards the back of the mould Give uniform sand hardness throughout the mould ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology When the molten metal is fed in the cavity of a metallic mould by gravity, the method of casting is known as Slush casting method Permanent mould casting method Die casting method Centrifugal casting method Slush casting method Permanent mould casting method Die casting method Centrifugal casting method ANSWER DOWNLOAD EXAMIANS APP