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 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 Antiparallel to magnetic field In arbitrary direction ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Light dependent resistors are Intrinsic semiconductor Highly doped semiconductor Lightly doped semiconductor Either A or B Intrinsic semiconductor Highly doped semiconductor Lightly doped semiconductor Either A or B 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
Electronic Devices and Circuits At room temperature the current in an intrinsic semiconductor is due to Ions Holes Electrons Holes and electrons Ions Holes Electrons Holes and electrons ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The depletion layer width of Junction Decreases with light doping Is independent of applied voltage Increases with heavy doping Is increased under reverse bias Decreases with light doping Is independent of applied voltage Increases with heavy doping Is increased under reverse bias ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Free electrons exist in First band Second band Third band Conduction band First band Second band Third band Conduction band ANSWER DOWNLOAD EXAMIANS APP