Electronic Devices Circuits Bjts Current Voltage Chaarcterisitcs Online Exam Quiz
Electronic Devices Circuits Bjts Current Voltage Chaarcterisitcs GK Quiz. Question and Answers related to Electronic Devices Circuits Bjts Current Voltage Chaarcterisitcs. MCQ (Multiple Choice Questions with answers about Electronic Devices Circuits Bjts Current Voltage Chaarcterisitcs
The value of the thermal voltage at room temperature can be approximated as
Options
A : 25 mV
B : 30 mV
C : 35 mV
D : 40 mV
The curve between the collector current and the saturation is
Options
A : A straight line inclined to the axes
B : A straight line parallel to the x-axis
C : A straight line parallel to the y-axis
D : An exponential curve
The curve between the collector current versus the potential difference between the base and emitter is
Options
A : A straight line inclined to the axes
B : A straight line parallel to the x-axis
C : An exponentially varying curve
D : A parabolic curve
The Early Effect is also called as
Options
A : Base-width modulation effect
B : Base-width amplification effect
C : Both of the mentioned
D : None of the mentioned
For the BJT to operate in active mode Collector-Base junction must be
Options
A : Heavily doped
B : Must reversed bias
C : Must be forward bias
D : Lightly doped
The correct relation between the emitter current Ie and the base current Ib is given by
Options
A : Ib = (1 + ?) Ie
B : Ib = (? – 1) Ie
C : Ie = (1 – ß) Ib
D : Ie = (1 + ß) Ib
The correct expression relating the emitter current Ie to the collector current Ic is
Options
A : Ie = ? Ic
B : Ic = ? Ic
C : Ie = ß Ic
D : Ic = ß Ic
The magnitude of the thermal voltage is given by
Options
A : k/Tq
B : kT/q
C : q/Kt
D : Tk/q
The correct relation between the transistor parameters ? and ß are related by
Options
A : ß = 1 – ?/?
B : ß = 1 + ?/?
C : ? = ß + 1/ß
D : ? = ß/ß + 1
Collector current (Ic) reaches zero when
Options
A : Vce = Vt ln (Isc/I)
B : Vt = Vce ln (Isc/I)
C : Vce = Vt ln (I/Isc)
D : Vce = Vt ln (Isc + I/I)
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