Materials and Components The merger of hole and free electron is called Covalent bonding Free electrons Recombination Thermal energy Covalent bonding Free electrons Recombination Thermal energy 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 Dependent on the concentration of minor component in the alloy Product of residual resistivities of component metals Difference of residual resistivities of component metals Sum of residual resistivities of component metals Dependent on the concentration of minor component in the alloy Product of residual resistivities of component metals Difference of residual resistivities of component metals ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Many compounds also exhibit semiconducting properties. True False True False ANSWER DOWNLOAD EXAMIANS APP
Materials and Components A characteristic property of crystal is its periodicity of structure. False True False True ANSWER DOWNLOAD EXAMIANS APP
Materials and Components At room temperature the number of conducting electrons in an intrinsic semiconductor Is almost equal to the number of valence electrons Is a very small fraction of the number of valence electrons Is small as compared to the number of valence electrons Is about half the number of valence electrons Is almost equal to the number of valence electrons Is a very small fraction of the number of valence electrons Is small as compared to the number of valence electrons Is about half the number of valence electrons ANSWER DOWNLOAD EXAMIANS APP
Materials and Components In a metal, the valence electrons Are shared by all atoms 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 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS