Engineering Materials Ball bearings are, usually, made from Medium carbon steel Low carbon steel Chrome steel High carbon steel Medium carbon steel Low carbon steel Chrome steel High carbon steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Alnico, an alloy used extensively for permanent magnets contains iron, nickel, aluminium and cobalt in the following ratio 50 : 20 : 10 : 20 40 : 30 : 20 : 10 50 : 20 : 20 : 10 30 : 20 : 30 : 20 50 : 20 : 10 : 20 40 : 30 : 20 : 10 50 : 20 : 20 : 10 30 : 20 : 30 : 20 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The surface hardness of the following order is achieved by nitriding operation 1500 VPN 600 VPN 250 VPN 1000 to 1100 VPN 1500 VPN 600 VPN 250 VPN 1000 to 1100 VPN ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Sulphur in steel Lowers the toughness and transverse ductility Acts as deoxidiser Decreases tensile strength and hardness Reduces the grain size Lowers the toughness and transverse ductility Acts as deoxidiser Decreases tensile strength and hardness Reduces the grain size ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tungsten in high speed steel provides Hot hardness Wear resistance Toughness Sharp cutting edge Hot hardness Wear resistance Toughness Sharp cutting edge ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Pipes for bicycle frames are made of Cold rolled steel Forged steel Hot rolled steel Cast steel Cold rolled steel Forged steel Hot rolled steel Cast steel ANSWER DOWNLOAD EXAMIANS APP