Electronic Devices and Circuits Silicon is not suitable for fabrication of light emitting diodes because it is An indirect band gap semiconductor Direct band gap semiconductor Narrowband gap semiconductor Wideband gap semiconductor An indirect band gap semiconductor Direct band gap semiconductor Narrowband gap semiconductor Wideband gap semiconductor ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In a semiconductor diode, the barrier offers opposition to Free electrons in N-region only Majority carriers in both regions Holes in P-region only Majority as well as minority carriers in both regions Free electrons in N-region only Majority carriers in both regions Holes in P-region only Majority as well as minority carriers in both regions ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In a bipolar transistor, the base collector junction has Zero bias Forward bias Zero or forward bias Reverse bias Zero bias Forward bias Zero or forward bias Reverse bias ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Assertion (A): In p-n-p transistor collector current is termed negative.Reason (R): In p-n-p transistor holes are majority carriers. Both A and R are true and R is correct explanation of A A is true but R is false Both A and R are true but R is not a correct explanation of A A is false but R is true Both A and R are true and R is correct explanation of A A is true but R is false Both A and R are true but R is not a correct explanation of A A is false but R is true ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In a bipolar transistor, the emitter base junction has Zero bias Zero or reverse bias Forward bias Reverse bias Zero bias Zero or reverse bias Forward bias Reverse bias ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In which of these is reverse recovery time nearly zero? Zener diode Schottky diode Tunnel diode PIN diode Zener diode Schottky diode Tunnel diode PIN diode ANSWER DOWNLOAD EXAMIANS APP