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 When diodes are connected in series to increase voltage rating the peak inverse voltage per junction should not exceed one third the breakdown voltage may be equal to or less than breakdown voltage should not exceed half the breakdown voltage should not exceed the breakdown voltage should not exceed one third the breakdown voltage may be equal to or less than breakdown voltage should not exceed half the breakdown voltage should not exceed the breakdown voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In which of these is reverse recovery time nearly zero? Tunnel diode Schottky diode Zener diode PIN diode Tunnel diode Schottky diode Zener diode PIN diode ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Work function is the maximum energy required by the fastest electron at 0 K to escape from the metal surface. False True False True ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Assertion (A): A VMOS can handle much larger current than other field effect transistors.Reason (R): In a VMOS the conducting channel is very narrow. A is false but R is true Both A and R are true but R is not a correct explanation of A Both A and R are true and R is correct explanation of A A is true but R is false A is false but R is true Both A and R are true but R is not a correct explanation of A Both A and R are true and R is correct explanation of A A is true but R is false ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits An electron in the conduction band Loses its charge easily Has higher energy than the electron in the valence band Jumps to the top of the crystal Has lower energy than the electron in the valence band Loses its charge easily Has higher energy than the electron in the valence band Jumps to the top of the crystal Has lower energy than the electron in the valence band ANSWER DOWNLOAD EXAMIANS APP
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