Electronic Devices and Circuits In a bipolar transistor, the emitter base junction has Forward bias Reverse bias Zero bias Zero or reverse bias Forward bias Reverse bias Zero bias Zero or reverse bias ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In a semiconductor diode, the barrier offers opposition to Majority carriers in both regions Majority as well as minority carriers in both regions Free electrons in N-region only Holes in P-region only Majority carriers in both regions Majority as well as minority carriers in both regions Free electrons in N-region only Holes in P-region only ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Piezoelectric quartz crystal resonators find application where Modulation of signal is required Signal amplification is required Rectification of the signal is required Signal frequency control is required Modulation of signal is required Signal amplification is required Rectification of the signal is required Signal frequency control is required ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits An intrinsic silicon sample has 1 million free electrons at room temperature. As the temperature is increased The number of free electrons increases The number of free electrons and holes increase but not by the same amount The number of free electrons increases but the number of holes decreases The number of free electrons and holes increase by the same amount The number of free electrons increases The number of free electrons and holes increase but not by the same amount The number of free electrons increases but the number of holes decreases The number of free electrons and holes increase by the same amount 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 holes Drift of holes Drift of electrons Diffusion of electrons Diffusion of holes Drift of holes Drift of electrons Diffusion of electrons ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits How many free electrons does a p type semiconductor has? Only those produced by doping Those produced by doping as well as thermal energy Any of the above Only those produced by thermal energy Only those produced by doping Those produced by doping as well as thermal energy Any of the above Only those produced by thermal energy ANSWER DOWNLOAD EXAMIANS APP
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