Electronic Devices and Circuits Permalloy is A conon-ferrous alloy used in aircraft industry A polymer A variety of stainless steel A nickel an iron alloy having high permeability A conon-ferrous alloy used in aircraft industry A polymer A variety of stainless steel A nickel an iron alloy having high permeability ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Which one of the following is not a characteristic of a ferroelectric material? No hysteresis Electric dipole moment Ferroelectric characteristic only above the curie point High dielectric constant No hysteresis Electric dipole moment Ferroelectric characteristic only above the curie point High dielectric constant ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In which of these is reverse recovery time nearly zero? Zener diode Schottky diode PIN diode Tunnel diode Zener diode Schottky diode PIN diode Tunnel diode 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 Antiparallel to magnetic field In arbitrary direction Normal to both current and magnetic field In the direction of current Antiparallel to magnetic field In arbitrary direction Normal to both current and magnetic field In the direction of current ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Fermi level is the amount of energy in which None of these A hole can have at room temperature Must be given to an electron move to conduction band An electron can have at room temperature None of these A hole can have at room temperature Must be given to an electron move to conduction band An electron can have at room temperature ANSWER DOWNLOAD EXAMIANS APP