Materials and Components The resistance of a photoconductor Increases with increase in light intensity May increase or decrease with increase in light intensity Remains constant Decreases with increase in light intensity Increases with increase in light intensity May increase or decrease with increase in light intensity Remains constant Decreases with increase in light intensity ANSWER DOWNLOAD EXAMIANS APP
Materials and Components The residual resistivity of a binary alloy at 0 K is Dependent on the concentration of minor component in the alloy Product of residual resistivities of component metals Sum of residual resistivities of component metals Difference of residual resistivities of component metals Dependent on the concentration of minor component in the alloy Product of residual resistivities of component metals Sum of residual resistivities of component metals 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
Materials and Components As the viscosity of a liquid increases, the relaxation time First decreases then increases Remains constant Increases Decreases First decreases then increases Remains constant Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
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 In a metal, the valence electrons Are shared only between neighbouring atoms Are not shared Either B or C Are shared by all atoms Are shared only between neighbouring atoms Are not shared Either B or C Are shared by all atoms ANSWER DOWNLOAD EXAMIANS APP