Electronic Devices and Circuits How many free electrons does a p type semiconductor has? 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 Any of the above Those produced by doping as well as thermal energy Only those produced by thermal energy ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The most commonly used semiconductor material is None of these Germanium Mixture of silicon and germanium Silicon None of these Germanium Mixture of silicon and germanium Silicon ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits For a P-N diode, the number of minority carriers crossing the junction depends on Potential barrier None of these Forward bias voltage Rate of thermal generation of electron hole pairs Potential barrier None of these Forward bias voltage Rate of thermal generation of electron hole pairs 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 electrons Diffusion of electrons Drift of holes Diffusion of holes Drift of electrons Diffusion of electrons Drift of holes ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The amount of photoelectric emission current depends on Intensity of incident radiation Both frequency and intensity of incident radiation Frequency of incident radiation None of these Intensity of incident radiation Both frequency and intensity of incident radiation Frequency of incident radiation None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In a half wave rectifier, the load current flows For full cycle For less than fourth cycle Only for the negative half cycle of the input signal Only for the positive half cycle of the input signal For full cycle For less than fourth cycle Only for the negative half cycle of the input signal Only for the positive half cycle of the input signal ANSWER DOWNLOAD EXAMIANS APP
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