Electronic Devices and Circuits Free electrons exist in Second band First band Third band Conduction band Second band First band Third band Conduction band 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 Drift of holes Drift of electrons Diffusion of electrons Diffusion of holes Drift of holes Drift of electrons Diffusion of electrons ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits An electron in the conduction band Has higher energy than the electron in the valence band Loses its charge easily Jumps to the top of the crystal Has lower energy than the electron in the valence band Has higher energy than the electron in the valence band Loses its charge easily Jumps to the top of the crystal Has lower energy than the electron in the valence band 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 Only for the negative half cycle of the input signal For full cycle For less than fourth cycle Only for the positive half cycle of the input signal Only for the negative half cycle of the input signal For full cycle ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The most commonly used semiconductor material is Mixture of silicon and germanium None of these Germanium Silicon Mixture of silicon and germanium None of these Germanium Silicon ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The output, V-I characteristics of an Enhancement type MOSFET has Only a saturation region Only an ohmic region An ohmic region at large voltage values preceded by a saturation region at lower voltages An ohmic region at low voltage value followed by a saturation region at higher voltages Only a saturation region Only an ohmic region An ohmic region at large voltage values preceded by a saturation region at lower voltages An ohmic region at low voltage value followed by a saturation region at higher voltages ANSWER DOWNLOAD EXAMIANS APP
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