Electronic Devices and Circuits The sensitivity of human eyes is maximum at Violet portion of spectrum White portion of spectrum Red portion of spectrum Green portion of spectrum Violet portion of spectrum White portion of spectrum Red portion of spectrum Green portion of spectrum ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Assertion (A): A JFET can be used as a current source.Reason (R): In beyond pinch off region the current in JFET is nearly constant. Both A and R are true and R is correct explanation of A Both A and R are true but R is not a correct explanation of A A is true but R is false A is false but R is true Both A and R are true and R is correct explanation of A Both A and R are true but R is not a correct explanation of A A is true but R is false A is false but R is true ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In a bipolar transistor, the emitter base junction has Reverse bias Zero bias Forward bias Zero or reverse bias Reverse bias Zero bias Forward bias Zero or reverse bias 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 An electron can have at room temperature A hole can have at room temperature None of these Must be given to an electron move to conduction band An electron can have at room temperature A hole can have at room temperature None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Piezoelectric quartz crystal resonators find application where Rectification of the signal is required Modulation of signal is required Signal frequency control is required Signal amplification is required Rectification of the signal is required Modulation of signal is required Signal frequency control is required Signal amplification is required ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Free electrons exist in Conduction band Second band First band Third band Conduction band Second band First band Third band ANSWER DOWNLOAD EXAMIANS APP
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