Electronic Devices and Circuits In a bipolar transistor, the base collector junction has Zero bias Reverse bias Forward bias Zero or forward bias Zero bias Reverse bias Forward bias Zero or forward bias ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Hall effect is observed in a specimen when it is carrying current and is placed in a magnetic field. The resultant electric field inside the specimen is Antiparallel to magnetic field In arbitrary direction Normal to both current and magnetic field In the direction of current Antiparallel to magnetic field In arbitrary direction Normal to both current and magnetic field In the direction of current ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits The sensitivity of human eyes is maximum at Green portion of spectrum 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 ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Light dependent resistors are Intrinsic semiconductor Lightly doped semiconductor Highly doped semiconductor Either A or B Intrinsic semiconductor Lightly doped semiconductor Highly doped semiconductor Either A or B ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits Piezoelectric quartz crystal resonators find application where Signal amplification is required Signal frequency control is required Rectification of the signal is required Modulation of signal is required Signal amplification is required Signal frequency control is required Rectification of the signal is required Modulation of signal is required ANSWER DOWNLOAD EXAMIANS APP
Electronic Devices and Circuits In a semiconductor diode, the barrier offers opposition to Free electrons in N-region only Majority as well as minority carriers in both regions Holes in P-region only Majority carriers in both regions Free electrons in N-region only Majority as well as minority carriers in both regions Holes in P-region only Majority carriers in both regions ANSWER DOWNLOAD EXAMIANS APP