Engineering Materials The alloying element which increases residual magnetism and coercive magnetic force in steel for magnets is Chromium Vanadium Nickel Cobalt Chromium Vanadium Nickel Cobalt ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The purpose of heat treatment is to Modify the structure of the material Any one of these Relieve the stresses set up in the material after hot or cold working Change grain size Modify the structure of the material Any one of these Relieve the stresses set up in the material after hot or cold working Change grain size ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following has a fine gold colour and is used for imitation jewellery? Silicon bronze Aluminium bronze Gun metal Babbitt metal Silicon bronze Aluminium bronze Gun metal Babbitt metal ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Bronze is an alloy of Copper, tin and zinc None of these Copper and zinc Copper and tin Copper, tin and zinc None of these Copper and zinc Copper and tin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nickel when added to copper improves Hardness Hardness and strength Strength and ductility Machinability Hardness Hardness and strength Strength and ductility Machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel containing ferrite and pearlite is Tough Soft Hard and tough Hard Tough Soft Hard and tough Hard ANSWER DOWNLOAD EXAMIANS APP