Electronic Devices and Circuits In which of these is reverse recovery time nearly zero? PIN diode Schottky diode Tunnel diode Zener diode PIN diode Schottky diode Tunnel diode Zener diode ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The most commonly used semiconductor material is Mixture of silicon and germanium Silicon None of these Germanium Mixture of silicon and germanium Silicon None of these Germanium ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Silicon is not suitable for fabrication of light emitting diodes because it is Narrowband gap semiconductor Wideband gap semiconductor Direct band gap semiconductor An indirect band gap semiconductor Narrowband gap semiconductor Wideband gap semiconductor Direct band gap semiconductor An indirect band gap semiconductor 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 electrons Diffusion of holes Drift of electrons Drift of holes Diffusion of electrons Diffusion of holes Drift of electrons Drift of holes ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Assertion (A): A p-n junction has high resistance in reverse direction.Reason (R): When a reverse bias is applied to p-n junction, the width of depletion layer increases. 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 A is false but R is true ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Which of the following has highest resistivity? Air Mineral oil Paraffin wax Mica Air Mineral oil Paraffin wax Mica ANSWER DOWNLOAD EXAMIANS APP
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