Engineering Materials in EE In order to minimise loss due to hysteresis, the magnetic material should have high retentivity. low hysteresis coefficient. large B-H loop area. high resistivity. high retentivity. low hysteresis coefficient. large B-H loop area. high resistivity. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE In ferromagnetic materials the atomic magnetic moments are antiparallel and unequal. the constituent is only iron. one of the constituent is iron. the atomic magnetic moments are parallel. the atomic magnetic moments are antiparallel and unequal. the constituent is only iron. one of the constituent is iron. the atomic magnetic moments are parallel. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Why diamond is very hard ? Because of high melting point Because of covalent solid None of these Because of large cohesive energy Because of high melting point Because of covalent solid None of these Because of large cohesive energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The materials which exhibit the same elastic properties in all directions are called isotropic. visco elastic. isentropic. inelastic. isotropic. visco elastic. isentropic. inelastic. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Two different isotopes of an element have different atomic number. numbers of neutrons. numbers of electrons. numbers of protons. atomic number. numbers of neutrons. numbers of electrons. numbers of protons. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE ________ is the most detrimental impurity in the magnetic materials Sulphur. Oxygen. Nitrogen. Carbon. Sulphur. Oxygen. Nitrogen. Carbon. ANSWER DOWNLOAD EXAMIANS APP