Electronic Devices and Circuits Fermi level is the amount of energy in which A hole can have at room temperature An electron can have at room temperature Must be given to an electron move to conduction band None of these A hole can have at room temperature An electron can have at room temperature Must be given to an electron move to conduction band None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits For a NPN bipolar transistor, what is the main stream of current in the base region? Drift of electrons Diffusion of electrons Diffusion of holes Drift of holes Drift of electrons Diffusion of electrons Diffusion of holes Drift of holes ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In a bipolar transistor, the base collector junction has Forward bias Reverse bias Zero bias Zero or forward bias Forward bias Reverse bias Zero bias Zero or forward bias ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Power diodes are generally Either of the above None of these Silicon diodes Germanium diodes Either of the above None of these Silicon diodes Germanium diodes ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits If too large current passes through the diode Excessive heat may damage the diode All electrons will leave All holes will freeze Diode will emit light Excessive heat may damage the diode All electrons will leave All holes will freeze Diode will emit light ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Assertion (A): A JFET can be used as a current source.Reason (R): In beyond pinch off region the current in JFET is nearly constant. A is false but R is true Both A and R are true and R is correct explanation of A A is true but R is false Both A and R are true but R is not a correct explanation of A A is false but R is true Both A and R are true and R is correct explanation of A A is true but R is false Both A and R are true but R is not a correct explanation of A ANSWER DOWNLOAD EXAMIANS APP
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