Electronic Devices and Circuits The forbidden energy gap between the valence band and conduction band will be least in case of Insulators Semiconductors Metals All of these Insulators Semiconductors Metals All 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? Drift of electrons Diffusion of electrons Diffusion of holes Drift of holes Drift of electrons Diffusion of electrons Diffusion of holes Drift of holes 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 Both A and R are true but R is not a correct explanation of A A is false but R is true A is true but R is false 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 false but R is true A is true but R is false 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 Rate of thermal generation of electron hole pairs Forward bias voltage None of these Potential barrier Rate of thermal generation of electron hole pairs Forward bias voltage None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits An electron in the conduction band 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 Jumps to the top of the crystal ANSWER DOWNLOAD EXAMIANS APP