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 Antiparallel to magnetic field In arbitrary direction In the direction of current Normal to both current and magnetic field Antiparallel to magnetic field In arbitrary direction In the direction of current ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Forbidden energy gap in germanium at 0 K is about 5 eV 2 eV 0.78 eV 10 eV 5 eV 2 eV 0.78 eV 10 eV ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Work function is the maximum energy required by the fastest electron at 0 K to escape from the metal surface. False True False True ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Which of the following could be the maximum current rating of junction diode by 126? 10 A 100 A 1 A 20 A 10 A 100 A 1 A 20 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits As compared to bipolar junction transistor, a FET Has higher input resistance All of these Has better thermal stability Is less noisy Has higher input resistance All of these Has better thermal stability Is less noisy ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits When diodes are connected in series to increase voltage rating the peak inverse voltage per junction should not exceed the breakdown voltage should not exceed one third the breakdown voltage should not exceed half the breakdown voltage may be equal to or less than breakdown voltage should not exceed the breakdown voltage should not exceed one third the breakdown voltage should not exceed half the breakdown voltage may be equal to or less than breakdown voltage ANSWER DOWNLOAD EXAMIANS APP
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