Engineering Materials Alnico, an alloy used extensively for permanent magnets contains iron, nickel, aluminium and cobalt in the following ratio 50 : 20 : 20 : 10 30 : 20 : 30 : 20 50 : 20 : 10 : 20 40 : 30 : 20 : 10 50 : 20 : 20 : 10 30 : 20 : 30 : 20 50 : 20 : 10 : 20 40 : 30 : 20 : 10 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The property of a material essential for spring materials is Stiffness Plasticity Ductility Resilience Stiffness Plasticity Ductility Resilience ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Ball bearings are, usually, made from Medium carbon steel High carbon steel Low carbon steel Chrome steel Medium carbon steel High carbon steel Low carbon steel Chrome steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Carbon steel is An alloy of iron and carbon with varying quantities of phosphorus and sulphur Extensively used for making cutting tools Refined from cast iron Made by adding carbon in steel An alloy of iron and carbon with varying quantities of phosphorus and sulphur Extensively used for making cutting tools Refined from cast iron Made by adding carbon in steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When low carbon steel is heated up to lower critical temperature The grain size first increases and then decreases very rapidly There is no change in grain size The grain size increases very rapidly The average grain size is a minimum The grain size first increases and then decreases very rapidly There is no change in grain size The grain size increases very rapidly The average grain size is a minimum ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Pipes for bicycle frames are made of Hot rolled steel Cold rolled steel Cast steel Forged steel Hot rolled steel Cold rolled steel Cast steel Forged steel ANSWER DOWNLOAD EXAMIANS APP