Electronic Devices and Circuits In a semiconductor diode, the barrier offers opposition to Free electrons in N-region only Holes in P-region only Majority as well as minority carriers in both regions Majority carriers in both regions Free electrons in N-region only Holes in P-region only Majority as well as minority carriers in both regions Majority carriers in both regions ANSWER DOWNLOAD EXAMIANS APP
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 The forbidden energy gap between the valence band and conduction band will be least in case of Semiconductors Insulators Metals All of these Semiconductors Insulators Metals All of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In a bipolar transistor, the base collector junction has Reverse bias Zero or forward bias Zero bias Forward bias Reverse bias Zero or forward bias Zero bias Forward bias ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Silicon is not suitable for fabrication of light emitting diodes because it is Wideband gap semiconductor Narrowband gap semiconductor Direct band gap semiconductor An indirect band gap semiconductor Wideband gap semiconductor Narrowband gap semiconductor Direct band gap semiconductor An indirect band gap semiconductor ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits How many free electrons does a p type semiconductor has? Any of the above Those produced by doping as well as thermal energy Only those produced by thermal energy Only those produced by doping Any of the above Those produced by doping as well as thermal energy Only those produced by thermal energy Only those produced by doping ANSWER DOWNLOAD EXAMIANS APP
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