Electronic Devices and Circuits The sensitivity of human eyes is maximum at Green portion of spectrum Violet portion of spectrum Red portion of spectrum White portion of spectrum Green portion of spectrum Violet portion of spectrum Red portion of spectrum White portion of spectrum 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 None of these A hole can have at room temperature An electron can have at room temperature Must be given to an electron move to conduction band None of these A hole can have at room temperature An electron can have at room temperature ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Piezoelectric quartz crystal resonators find application where Modulation of signal is required Signal amplification is required Rectification of the signal is required Signal frequency control is required Modulation of signal is required Signal amplification is required Rectification of the signal is required Signal frequency control is required ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Which variety of copper has the best conductivity? Induction hardened copper Copper containing traces of silicon Hard drawn copper Pure annealed copper Induction hardened copper Copper containing traces of silicon Hard drawn copper Pure annealed copper ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits At room temperature the current in an intrinsic semiconductor is due to Electrons Holes and electrons Ions Holes Electrons Holes and electrons Ions Holes 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 1.01 100 99 0.99 1.01 100 99 0.99 ANSWER DOWNLOAD EXAMIANS APP
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