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 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 Assertion (A): A VMOS can handle much larger current than other field effect transistors.Reason (R): In a VMOS the conducting channel is very narrow. A is false but R is true Both A and R are true but R is not a correct explanation of A Both A and R are true and R is correct explanation of A A is true but R is false A is false but R is true Both A and R are true but R is not a correct explanation of A Both A and R are true and R is correct explanation of A A is true but R is false ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits A transistor has a current gain of 0.99 in the CB mode. Its current gain in the CC mode is 0.99 100 1.01 99 0.99 100 1.01 99 ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Which one of the following is not a characteristic of a ferroelectric material? Ferroelectric characteristic only above the curie point Electric dipole moment No hysteresis High dielectric constant Ferroelectric characteristic only above the curie point Electric dipole moment No hysteresis High dielectric constant ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The forbidden energy gap between the valence band and conduction band will be least in case of Metals All of these Semiconductors Insulators Metals All of these Semiconductors Insulators ANSWER DOWNLOAD EXAMIANS APP