Electronic Devices and Circuits The most commonly used semiconductor material is Mixture of silicon and germanium Germanium Silicon None of these Mixture of silicon and germanium Germanium Silicon None of these 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 Diffusion of electrons Drift of holes Drift of electrons Diffusion of holes Diffusion of electrons Drift of holes Drift of electrons ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In monolithic ICs, all the components are fabricated by Evaporation Oxidation Diffusion process None Evaporation Oxidation Diffusion process None 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 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 Only those produced by thermal energy 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 positive half cycle of the input signal For full cycle Only for the negative half cycle of the input signal For less than fourth cycle Only for the positive half cycle of the input signal For full cycle Only for the negative half cycle of the input signal ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Assertion (A): A JFET can be used as a current source.Reason (R): In beyond pinch off region the current in JFET is nearly constant. Both A and R are true and R is correct explanation of A A is false but R is true Both A and R are true but R is not a correct explanation of A A is true but R is false Both A and R are true and R is correct explanation of A A is false but R is true Both A and R are true but R is not a correct explanation of A A is true but R is false ANSWER DOWNLOAD EXAMIANS APP