Electronic Devices and Circuits Piezoelectric quartz crystal resonators find application where Signal frequency control is required Rectification of the signal is required Signal amplification is required Modulation of signal is required Signal frequency control is required Rectification of the signal is required Signal amplification is required Modulation of signal is required ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In a half wave rectifier, the load current flows Only for the negative half cycle of the input signal Only for the positive half cycle of the input signal For less than fourth cycle For full cycle Only for the negative half cycle of the input signal Only for the positive half cycle of the input signal For less than fourth cycle For full cycle ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The amount of photoelectric emission current depends on Both frequency and intensity of incident radiation None of these Frequency of incident radiation Intensity of incident radiation Both frequency and intensity of incident radiation None of these Frequency of incident radiation Intensity of incident radiation ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Free electrons exist in Conduction band Second band Third band First band Conduction band Second band Third band First band ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Forbidden energy gap in germanium at 0 K is about 10 eV 5 eV 0.78 eV 2 eV 10 eV 5 eV 0.78 eV 2 eV ANSWER DOWNLOAD EXAMIANS APP
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
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