Electronic Devices and Circuits Which one of the following is not a characteristic of a ferroelectric material? High dielectric constant Electric dipole moment No hysteresis Ferroelectric characteristic only above the curie point High dielectric constant Electric dipole moment No hysteresis Ferroelectric characteristic only above the curie point ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In a semiconductor diode, the barrier offers opposition to Majority as well as minority carriers in both regions Free electrons in N-region only Majority carriers in both regions Holes in P-region only Majority as well as minority carriers in both regions Free electrons in N-region only Majority carriers in both regions Holes in P-region only ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Fermi level is the amount of energy in which An electron can have at room temperature A hole can have at room temperature None of these Must be given to an electron move to conduction band An electron can have at room temperature A hole can have at room temperature None of these Must be given to an electron move to conduction band ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits When avalanche breakdown occurs covalent bonds are not affected. False True False True ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Hall effect is observed in a specimen when it is carrying current and is placed in a magnetic field. The resultant electric field inside the specimen is In arbitrary direction In the direction of current Normal to both current and magnetic field Antiparallel to magnetic field In arbitrary direction In the direction of current Normal to both current and magnetic field Antiparallel to magnetic field ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Forbidden energy gap in germanium at 0 K is about 5 eV 0.78 eV 2 eV 10 eV 5 eV 0.78 eV 2 eV 10 eV ANSWER DOWNLOAD EXAMIANS APP