Materials and Components The merger of hole and free electron is called Free electrons Covalent bonding Recombination Thermal energy Free electrons Covalent bonding Recombination Thermal energy ANSWER DOWNLOAD EXAMIANS APP
Materials and Components In solid insulator materials having only one kind of atom, the types of polarization which exist are Electronic only Electronic, ionic and permanent Electronic and ionic Electronic only Electronic, ionic and permanent Electronic and ionic 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 Many compounds also exhibit semiconducting properties. False True False True 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 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 None of these In the same direction as current ANSWER DOWNLOAD EXAMIANS APP
Materials and Components The dielectric losses do not depend on frequency. True False True False ANSWER DOWNLOAD EXAMIANS APP
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