Electronic Devices and Circuits Forbidden energy gap in germanium at 0 K is about 5 eV 10 eV 2 eV 0.78 eV 5 eV 10 eV 2 eV 0.78 eV ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Free electrons exist in Third band First band Conduction band Second band Third band First band Conduction band Second band ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The sensitivity of human eyes is maximum at White portion of spectrum Red portion of spectrum Green portion of spectrum Violet portion of spectrum White portion of spectrum Red portion of spectrum Green portion of spectrum Violet portion of spectrum ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits How many free electrons does a p type semiconductor has? Any of the above Only those produced by thermal energy Those produced by doping as well as thermal energy Only those produced by doping Any of the above Only those produced by thermal energy Those produced by doping as well as thermal energy Only those produced by doping ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits An electron in the conduction band Jumps to the top of the crystal Has higher energy than the electron in the valence band Has lower energy than the electron in the valence band Loses its charge easily Jumps to the top of the crystal Has higher energy than the electron in the valence band Has lower energy than the electron in the valence band Loses its charge easily ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In a half wave rectifier, the load current flows 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 For full cycle ANSWER DOWNLOAD EXAMIANS APP
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