Engineering Materials Alnico, an alloy used extensively for permanent magnets contains iron, nickel, aluminium and cobalt in the following ratio 50 : 20 : 20 : 10 40 : 30 : 20 : 10 30 : 20 : 30 : 20 50 : 20 : 10 : 20 50 : 20 : 20 : 10 40 : 30 : 20 : 10 30 : 20 : 30 : 20 50 : 20 : 10 : 20 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Connecting rod is usually made of Low carbon steel Medium carbon steel High carbon steel Aluminium Low carbon steel Medium carbon steel High carbon steel Aluminium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Silicon when added to copper improves Hardness Strength and ductility Hardness and strength Machinability Hardness Strength and ductility Hardness and strength Machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Large forgings, crank shafts, axles normally contain carbon up to 0.55 to 1.0% 0.45 to 0.55% 0.20 to 0.45% 0.05 to 0.20% 0.55 to 1.0% 0.45 to 0.55% 0.20 to 0.45% 0.05 to 0.20% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The transistor is made of Germanium Copper Silver Gold Germanium Copper Silver Gold ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Process of Austempering results in Lamellar layers of carbide distributed throughout the structure Formation of bainite structure Martenistic structure Carburised structure Lamellar layers of carbide distributed throughout the structure Formation of bainite structure Martenistic structure Carburised structure ANSWER DOWNLOAD EXAMIANS APP