Electronic Devices and Circuits In a half wave rectifier, the load current flows Only for the positive half cycle of the input signal Only for the negative half cycle of the input signal For full cycle For less than fourth cycle Only for the positive half cycle of the input signal Only for the negative half cycle of the input signal For full cycle For less than fourth cycle ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Piezoelectric quartz crystal resonators find application where 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 Rectification of the signal is required ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In a bipolar transistor, the base collector junction has Zero or forward bias Zero bias Forward bias Reverse bias Zero or forward bias Zero bias Forward bias Reverse bias ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The depletion layer width of Junction Is independent of applied voltage Increases with heavy doping Decreases with light doping Is increased under reverse bias Is independent of applied voltage Increases with heavy doping Decreases with light doping Is increased under reverse bias 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 but R is not a correct explanation of A Both A and R are true and R is correct explanation of A A is false but R is true A is true but R is false Both A and R are true but R is not a correct explanation of A Both A and R are true and R is correct explanation of A A is false but R is true A is true but R is false ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits As compared to bipolar junction transistor, a FET Is less noisy All of these Has higher input resistance Has better thermal stability Is less noisy All of these Has higher input resistance Has better thermal stability ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS