Electronic Devices and Circuits In a bipolar transistor, the emitter base junction has Zero or reverse bias Zero bias Forward bias Reverse bias Zero or reverse bias Zero bias Forward bias Reverse bias 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. 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 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 ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In a half wave rectifier, the load current flows For full cycle Only for the negative half cycle of the input signal Only for the positive half cycle of the input signal For less than fourth cycle For full cycle Only for the negative half cycle of the input signal Only for the positive half cycle of the input signal For less than fourth cycle ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits For a P-N diode, the number of minority carriers crossing the junction depends on None of these Rate of thermal generation of electron hole pairs Forward bias voltage Potential barrier None of these Rate of thermal generation of electron hole pairs Forward bias voltage Potential barrier ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In a semiconductor diode, the barrier offers opposition to Majority carriers in both regions Free electrons in N-region only Majority as well as minority carriers in both regions Holes in P-region only Majority carriers in both regions Free electrons in N-region only Majority as well as minority carriers in both regions Holes in P-region only ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The depletion layer width of Junction Increases with heavy doping Is increased under reverse bias Is independent of applied voltage Decreases with light doping Increases with heavy doping Is increased under reverse bias Is independent of applied voltage Decreases with light doping ANSWER DOWNLOAD EXAMIANS APP