Electronic Devices and Circuits The amount of photoelectric emission current depends on 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 Intensity of incident radiation Both frequency and intensity of incident radiation 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. A is true but R is false A is false but R is true Both A and R are true and R is correct explanation of A Both A and R are true but R is not a correct explanation of A A is true but R is false A is false but R is true Both A and R are true and R is correct explanation of A Both A and R are true but R is not a correct explanation of A 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 doping Only those produced by thermal energy Those produced by doping as well as thermal energy Any of the above Only those produced by doping Only those produced by thermal energy Those produced by doping as well as thermal energy ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The most commonly used semiconductor material is Silicon None of these Germanium Mixture of silicon and germanium Silicon None of these Germanium Mixture of silicon and germanium ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits For a NPN bipolar transistor, what is the main stream of current in the base region? Drift of holes Diffusion of holes Drift of electrons Diffusion of electrons Drift of holes Diffusion of holes Drift of electrons Diffusion of electrons ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In a bipolar transistor, the base collector junction has Forward bias Zero or forward bias Zero bias Reverse bias Forward bias Zero or forward bias Zero bias Reverse bias ANSWER DOWNLOAD EXAMIANS APP
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