Electronic Devices and Circuits As compared to bipolar junction transistor, a FET All of these Has higher input resistance Has better thermal stability Is less noisy All of these Has higher input resistance Has better thermal stability Is less noisy ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits How many free electrons does a p type semiconductor has? Only those produced by thermal energy Any of the above Those produced by doping as well as thermal energy Only those produced by doping Only those produced by thermal energy Any of the above Those produced by doping as well as thermal energy Only those produced by doping ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The sensitivity of human eyes is maximum at Green portion of spectrum Red portion of spectrum White portion of spectrum Violet portion of spectrum Green portion of spectrum Red portion of spectrum White portion of spectrum Violet portion of spectrum ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Silicon is not suitable for fabrication of light emitting diodes because it is Wideband gap semiconductor Direct band gap semiconductor Narrowband gap semiconductor An indirect band gap semiconductor Wideband gap semiconductor Direct band gap semiconductor Narrowband gap semiconductor An indirect band gap semiconductor ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Hall effect is observed in a specimen when it is carrying current and is placed in a magnetic field. The resultant electric field inside the specimen is Normal to both current and magnetic field In arbitrary direction Antiparallel to magnetic field In the direction of current Normal to both current and magnetic field In arbitrary direction Antiparallel to magnetic field In the direction of current ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits A transistor has a current gain of 0.99 in the CB mode. Its current gain in the CC mode is 0.99 1.01 99 100 0.99 1.01 99 100 ANSWER DOWNLOAD EXAMIANS APP