Electronic Devices and Circuits When avalanche breakdown occurs covalent bonds are not affected. True False True False 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 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 Antiparallel to magnetic field ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In a bipolar transistor, the base collector junction has Forward bias Zero or forward bias Reverse bias Zero bias Forward bias Zero or forward bias Reverse bias Zero bias ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The output, V-I characteristics of an Enhancement type MOSFET has Only an ohmic region An ohmic region at low voltage value followed by a saturation region at higher voltages Only a saturation region An ohmic region at large voltage values preceded by a saturation region at lower voltages Only an ohmic region An ohmic region at low voltage value followed by a saturation region at higher voltages Only a saturation region An ohmic region at large voltage values preceded by a saturation region at lower voltages ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In a bipolar transistor, the emitter base junction has Reverse bias Forward bias Zero or reverse bias Zero bias Reverse bias Forward bias Zero or reverse bias Zero bias ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Silicon is not suitable for fabrication of light emitting diodes because it is Direct band gap semiconductor Wideband gap semiconductor Narrowband gap semiconductor An indirect band gap semiconductor Direct band gap semiconductor Wideband gap semiconductor Narrowband gap semiconductor An indirect band gap semiconductor ANSWER DOWNLOAD EXAMIANS APP