Electronic Devices and Circuits Which variety of copper has the best conductivity? Copper containing traces of silicon Pure annealed copper Induction hardened copper Hard drawn copper Copper containing traces of silicon Pure annealed copper Induction hardened copper Hard drawn copper ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Free electrons exist in Second band Conduction band First band Third band Second band Conduction band First band Third band ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits An electron in the conduction band Has higher energy than the electron in the valence band Has lower energy than the electron in the valence band Jumps to the top of the crystal Loses its charge easily Has higher energy than the electron in the valence band Has lower energy than the electron in the valence band Jumps to the top of the crystal Loses its charge easily ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Which one of the following is not a characteristic of a ferroelectric material? No hysteresis Electric dipole moment Ferroelectric characteristic only above the curie point High dielectric constant No hysteresis Electric dipole moment Ferroelectric characteristic only above the curie point High dielectric constant 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 The forbidden energy gap between the valence band and conduction band will be least in case of All of these Semiconductors Insulators Metals All of these Semiconductors Insulators Metals ANSWER DOWNLOAD EXAMIANS APP
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