Engineering Materials in EE The permeability of iron can be increased by reducing carbon percentage. alloying with cobalt. purifying it. increasing carbon percentage. reducing carbon percentage. alloying with cobalt. purifying it. increasing carbon percentage. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Susceptibility is negative for non magnetic substances. diamagnetic substances. ferromagnetic substances. none of above. non magnetic substances. diamagnetic substances. ferromagnetic substances. none of above. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which of following material has least value of dielectric constant? Glass. Ceramics. Paper. Oil. Glass. Ceramics. Paper. Oil. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Positive magnetostriction exists when dipoles are attract each other. both are correct. dipoles are repel other. none of above. dipoles are attract each other. both are correct. dipoles are repel other. none of above. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE A ferrite core has low eddy current loss than an iron core because ferrites are magnetic. ferrites have hig hysteresis. ferrites have low permeability. / >ferrites have high resistance. ferrites are magnetic. ferrites have hig hysteresis. ferrites have low permeability. / >ferrites have high resistance. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The materials which exhibit the same elastic properties in all directions are called isotropic. inelastic. isentropic. visco elastic. isotropic. inelastic. isentropic. visco elastic. ANSWER DOWNLOAD EXAMIANS APP
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