Engineering Materials in EE In order to minimise loss due to hysteresis, the magnetic material should have large B-H loop area. high resistivity. low hysteresis coefficient. high retentivity. large B-H loop area. high resistivity. low hysteresis coefficient. high retentivity. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The core of a transformer for microwave frequency should be made of iron. ferrites. silicon carbide. silicon. iron. ferrites. silicon carbide. silicon. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The intensity of magnetization, M, of a ferro magnetic solid is independent of temperature. depends on method of heating. decreases with increasing temperature. increases with increasing temperature. is independent of temperature. depends on method of heating. decreases with increasing temperature. increases with increasing temperature. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Materials having a high dielectric constant, which is non-linear, are known as hard die-electrics. elastomers. super die-electrics. ferroelectric materials. hard die-electrics. elastomers. super die-electrics. ferroelectric materials. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE How many valence electrons would be found in an atom with the atomic number of 51? 51. 5. 8. none of above. 51. 5. 8. none of above. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Susceptibility is negative for diamagnetic substances. non magnetic substances. none of above. ferromagnetic substances. diamagnetic substances. non magnetic substances. none of above. ferromagnetic substances. ANSWER DOWNLOAD EXAMIANS APP
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