Electronic Devices and Circuits Which one of the following is not a characteristic of a ferroelectric material? Ferroelectric characteristic only above the curie point No hysteresis Electric dipole moment High dielectric constant Ferroelectric characteristic only above the curie point No hysteresis Electric dipole moment High dielectric constant ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits An electron in the conduction band Has lower energy than the electron in the valence band Has higher energy than the electron in the valence band Jumps to the top of the crystal Loses its charge easily Has lower energy than the electron in the valence band Has higher energy than the electron in the valence band Jumps to the top of the crystal Loses its charge easily ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In which of these is reverse recovery time nearly zero? Tunnel diode PIN diode Zener diode Schottky diode Tunnel diode PIN diode Zener diode Schottky diode ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Which of the following has highest resistivity? Air Paraffin wax Mica Mineral oil Air Paraffin wax Mica Mineral oil ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Free electrons exist in First band Second band Third band Conduction band First band Second band Third band Conduction band ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Assertion (A): A p-n junction has high resistance in reverse direction.Reason (R): When a reverse bias is applied to p-n junction, the width of depletion layer increases. A is true but R is false A is false but R is true Both A and R are true and R is correct explanation of A Both A and R are true but R is not a correct explanation of A A is true but R is false A is false but R is true Both A and R are true and R is correct explanation of A Both A and R are true but R is not a correct explanation of A ANSWER DOWNLOAD EXAMIANS APP
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