Materials and Components The materials which become polarized on the application of mechanical stress are called piezoelectric. False True False True ANSWER DOWNLOAD EXAMIANS APP
Materials and Components As the atoms of rare gases become larger, electronic polarizability May increase or decrease Remains the same Increases Decreases May increase or decrease Remains the same Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Materials and Components A characteristic property of crystal is its periodicity of structure. True False True False ANSWER DOWNLOAD EXAMIANS APP
Materials and Components The rule that resistivity of conductors can be separated into two parts viz. temperature independent and temperature dependent is known as Debye rule Matthiessen’s rule Curie rule Onne’s rule Debye rule Matthiessen’s rule Curie rule Onne’s rule ANSWER DOWNLOAD EXAMIANS APP
Materials and Components The residual resistivity of a binary alloy at 0 K is Sum of residual resistivities of component metals Product of residual resistivities of component metals Dependent on the concentration of minor component in the alloy Difference of residual resistivities of component metals Sum of residual resistivities of component metals Product 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 Piezoelectricity means the slight change in dimensions of a specimen when an electric field is applied. False True False True ANSWER DOWNLOAD EXAMIANS APP