Electronic Devices and Circuits Fermi level is the amount of energy in which 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 An electron can have at room temperature A hole can have at room temperature None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Which variety of copper has the best conductivity? Induction hardened copper Hard drawn copper Copper containing traces of silicon Pure annealed copper Induction hardened copper Hard drawn copper Copper containing traces of silicon Pure annealed copper ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In which of these is reverse recovery time nearly zero? PIN diode Zener diode Schottky diode Tunnel diode PIN diode Zener diode Schottky diode Tunnel diode ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Free electrons exist in Second band First band Conduction band Third band Second band First band Conduction band Third band ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The depletion layer width of Junction Decreases with light doping Increases with heavy doping Is independent of applied voltage Is increased under reverse bias Decreases with light doping Increases with heavy doping Is independent of applied voltage Is increased under reverse bias ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits For a NPN bipolar transistor, what is the main stream of current in the base region? Diffusion of electrons Diffusion of holes Drift of holes Drift of electrons Diffusion of electrons Diffusion of holes Drift of holes Drift of electrons ANSWER DOWNLOAD EXAMIANS APP
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