Materials and Components When a material is in superconducting state and a magnetic field is applied The superconducting property is not affected The superconducting property may be destroyed The material may become an insulator The superconducting property may be affected and resistivity may increase from zero to a low value The superconducting property is not affected The superconducting property may be destroyed The material may become an insulator The superconducting property may be affected and resistivity may increase from zero to a low value ANSWER DOWNLOAD EXAMIANS APP
Materials and Components A vacant electronic state moves in the same direction as would a positive charge carrier. True False True False ANSWER DOWNLOAD EXAMIANS APP
Materials and Components If the number of atoms per unit volume of a monoatomic gas changes, the dielectric constant still remains constant. True False True False ANSWER DOWNLOAD EXAMIANS APP
Materials and Components When a dielectric material is subjected to alternating field, the absorption of energy by the material from the field is given by the imaginary part of polarizability. True False True False ANSWER DOWNLOAD EXAMIANS APP
Materials and Components The residual resistivity of a binary alloy at 0 K is Product of residual resistivities of component metals Dependent on the concentration of minor component in the alloy Sum of residual resistivities of component metals Difference of residual resistivities of component metals Product of residual resistivities of component metals Dependent on the concentration of minor component in the alloy Sum of residual resistivities of component metals Difference of residual resistivities of component metals ANSWER DOWNLOAD EXAMIANS APP
Materials and Components For making a capacitor it is better to have a dielectric having Permittivity which is neither high nor low Low permittivity High permittivity Permittivity same as that of air Permittivity which is neither high nor low Low permittivity High permittivity Permittivity same as that of air ANSWER DOWNLOAD EXAMIANS APP