Materials and Components The residual resistivity of a binary alloy at 0 K is Product of residual resistivities of component metals Sum of residual resistivities of component metals Dependent on the concentration of minor component in the alloy Difference of residual resistivities of component metals Product of residual resistivities of component metals Sum of residual resistivities of component metals Dependent on the concentration of minor component in the alloy Difference of residual resistivities of component metals ANSWER DOWNLOAD EXAMIANS APP
Materials and Components The resistance of a photoconductor May increase or decrease with increase in light intensity Decreases with increase in light intensity Remains constant Increases with increase in light intensity May increase or decrease with increase in light intensity Decreases with increase in light intensity Remains constant Increases with increase in light intensity ANSWER DOWNLOAD EXAMIANS APP
Materials and Components On the basis of the type of chemical bonds, solids may be classified into Ionic and valence crystals Ionic crystal, valence crystals and metals Ionic crystals Ionic crystals, valence crystals, metal and vander wall crystals Ionic and valence crystals Ionic crystal, valence crystals and metals Ionic crystals Ionic crystals, valence crystals, metal and vander wall crystals ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Ferrimagnetic materials have anti parallel orientation of equal moments of permanent dipoles. False True False True ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Debye temperature of metals is About 600 K About 2 K About 200 K About 10 K About 600 K About 2 K About 200 K About 10 K ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Hall effect is observed in a specimen (metal or semi conductor) when it is carrying current and is placed in a magnetic field. The resultant electric field inside the specimen is None of these In the same direction as current Normal to both current and magnetic field In a direction anti parallel to magnetic field None of these In the same direction as current Normal to both current and magnetic field In a direction anti parallel to magnetic field ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS