Engineering Materials in EE Materials which lack permanent magnetic dipoles are called ferro-magnectic. semi-magnetic. dia-magnetic. None of these ferro-magnectic. semi-magnetic. dia-magnetic. None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Find the odd one out. Absorptivity. Dielectric strength. Emissivity. Refractive index. Absorptivity. Dielectric strength. Emissivity. Refractive index. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE When a ferromagnetic substance is magnetized small changes in dimensions occur. Such a phenomenon is known as magnetostriction. magnetic expansion. magneto-calorisation. magnetic hysteresis. magnetostriction. magnetic expansion. magneto-calorisation. magnetic hysteresis. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE A material with unequal anti-parallel atomic magnetic moments is non-magnetic. ferrimagnet. a ferrite. an anti-ferromagnet. non-magnetic. ferrimagnet. a ferrite. an anti-ferromagnet. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which of the following gives materials in order of decreasing values of permeability? Permalloy, nickel, air, water. Pure iron, silicon iron, aluminium, bismuth. Cobalt, nickel, aluminium, iron. Silver, copper, aluminium, iron. Permalloy, nickel, air, water. Pure iron, silicon iron, aluminium, bismuth. Cobalt, nickel, aluminium, iron. Silver, copper, aluminium, iron. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The intensity of magnetization, M, of a ferro magnetic solid depends on method of heating. decreases with increasing temperature. is independent of temperature. increases with increasing temperature. depends on method of heating. decreases with increasing temperature. is independent of temperature. increases with increasing temperature. ANSWER DOWNLOAD EXAMIANS APP
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