Electronic Devices and Circuits The sensitivity of human eyes is maximum at Violet portion of spectrum White portion of spectrum Green portion of spectrum Red portion of spectrum Violet portion of spectrum White portion of spectrum Green portion of spectrum Red portion of spectrum ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Piezoelectric quartz crystal resonators find application where Rectification of the signal is required Signal amplification is required Signal frequency control is required Modulation of signal is required Rectification of the signal is required Signal amplification is required Signal frequency control is required Modulation of signal is required 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 Loses its charge easily Has lower energy than the electron in the valence band Jumps to the top of the crystal Has higher energy than the electron in the valence band Loses its charge easily Has lower energy than the electron in the valence band Jumps to the top of the crystal Has higher energy than the electron in the valence band ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Fermi level is the amount of energy in which Must be given to an electron move to conduction band A hole can have at room temperature None of these An electron can have at room temperature Must be given to an electron move to conduction band A hole can have at room temperature None of these An electron can have at room temperature ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Permalloy is A conon-ferrous alloy used in aircraft industry A nickel an iron alloy having high permeability A polymer A variety of stainless steel A conon-ferrous alloy used in aircraft industry A nickel an iron alloy having high permeability A polymer A variety of stainless steel ANSWER DOWNLOAD EXAMIANS APP
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