Engineering Materials The hardness of steel increases if it contains Pearlite Cementite Martensite Austenite Pearlite Cementite Martensite Austenite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When low carbon steel is heated up to lower critical temperature The grain size increases very rapidly There is no change in grain size The grain size first increases and then decreases very rapidly The average grain size is a minimum The grain size increases very rapidly There is no change in grain size The grain size first increases and then decreases very rapidly The average grain size is a minimum ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Constantan an alloy used in thermocouples is an alloy of Copper and tin Copper and nickel Copper and iron Copper and zinc Copper and tin Copper and nickel Copper and iron Copper and zinc ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following impurity in cast iron makes it hard and brittle? Manganese Sulphur Silicon Phosphorus Manganese Sulphur Silicon Phosphorus ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The elastic stress strain behavior of rubber is No fixed relationship Plastic Nonlinear Linear No fixed relationship Plastic Nonlinear Linear ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Ductility of a material can be defined as Ability to recover its original form All of these Ability to undergo large permanent deformations in compression Ability to undergo large permanent deformations in tension Ability to recover its original form All of these Ability to undergo large permanent deformations in compression Ability to undergo large permanent deformations in tension ANSWER DOWNLOAD EXAMIANS APP