Electronic Devices and Circuits In a bipolar transistor, the emitter base junction has Forward bias Zero or reverse bias Reverse bias Zero bias Forward bias Zero or reverse bias Reverse bias Zero bias ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In which of these is reverse recovery time nearly zero? PIN diode Schottky diode Zener diode Tunnel diode PIN diode Schottky diode Zener diode Tunnel diode ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Power diodes are generally Either of the above Germanium diodes None of these Silicon diodes Either of the above Germanium diodes None of these Silicon diodes 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 For full cycle Only for the negative half cycle of the input signal For less than fourth cycle Only for the positive half cycle of the input signal For full cycle Only for the negative half cycle of the input signal ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Hall effect is observed in a specimen when it is carrying current and is placed in a magnetic field. The resultant electric field inside the specimen is Antiparallel to magnetic field In arbitrary direction Normal to both current and magnetic field In the direction of current Antiparallel to magnetic field In arbitrary direction Normal to both current and magnetic field In the direction of current ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits At room temperature the current in an intrinsic semiconductor is due to Holes and electrons Holes Electrons Ions Holes and electrons Holes Electrons Ions ANSWER DOWNLOAD EXAMIANS APP