Electronic Devices and Circuits If too large current passes through the diode All electrons will leave All holes will freeze Diode will emit light Excessive heat may damage the diode All electrons will leave All holes will freeze Diode will emit light Excessive heat may damage the diode ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The most commonly used semiconductor material is Mixture of silicon and germanium Germanium None of these Silicon Mixture of silicon and germanium Germanium None of these Silicon ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Assertion (A): A p-n junction has high resistance in reverse direction.Reason (R): When a reverse bias is applied to p-n junction, the width of depletion layer increases. A is false but R is true Both A and R are true and R is correct explanation of A Both A and R are true but R is not a correct explanation of A A is true but R is false A is false but R is true Both A and R are true and R is correct explanation of A Both A and R are true but R is not a correct explanation of A A is true but R is 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 Antiparallel to magnetic field Normal to both current and magnetic field In the direction of current In arbitrary direction Antiparallel to magnetic field Normal to both current and magnetic field In the direction of current ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits An electron in the conduction band Has higher energy than the electron in the valence band Jumps to the top of the crystal Has lower energy than the electron in the valence band Loses its charge easily Has higher energy than the electron in the valence band Jumps to the top of the crystal Has lower energy than the electron in the valence band Loses its charge easily ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Assertion (A): In p-n-p transistor collector current is termed negative.Reason (R): In p-n-p transistor holes are majority carriers. A is false but R is true Both A and R are true but R is not a correct explanation of A A is true but R is false Both A and R are true and R is correct explanation of A A is false but R is true Both A and R are true but R is not a correct explanation of A A is true but R is false Both A and R are true and R is correct explanation of A ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS