Electronic Devices and Circuits In a bipolar transistor, the emitter base junction has Forward bias Zero bias Reverse bias Zero or reverse bias Forward bias Zero bias Reverse bias Zero or reverse bias ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Which of the following has highest resistivity? Paraffin wax Mineral oil Mica Air Paraffin wax Mineral oil Mica Air ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Which variety of copper has the best conductivity? Hard drawn copper 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 ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits An electron in the conduction band Has lower energy than the electron in the valence band Has higher energy than the electron in the valence band Loses its charge easily Jumps to the top of the crystal Has lower energy than the electron in the valence band Has higher energy than the electron in the valence band Loses its charge easily Jumps to the top of the crystal 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 Semiconductors Metals Insulators All of these Semiconductors Metals Insulators All of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Which one of the following is not a characteristic of a ferroelectric material? Electric dipole moment High dielectric constant Ferroelectric characteristic only above the curie point No hysteresis Electric dipole moment High dielectric constant Ferroelectric characteristic only above the curie point No hysteresis ANSWER DOWNLOAD EXAMIANS APP
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