Electronic Devices Circuits Self Bias Online Exam Quiz
Electronic Devices Circuits Self Bias GK Quiz. Question and Answers related to Electronic Devices Circuits Self Bias. MCQ (Multiple Choice Questions with answers about Electronic Devices Circuits Self Bias
The collector current (IC) that is obtained in a self biased transistor is_________
Options
A : (VTH – VBE)/RE
B : (VTH + VBE)/RE
C : (VTH – VBE)/RE
D : (VTH + VBE)/RE
The value of ?ac for all practical purposes, for commercial transistors range from_________
Options
A : 0.5 to 0.6
B : 0.7 to 0.77
C : 0.8 to 0.88
D : 0.9 to 0.99
In the circuit, the transistor has a large ? value (VBE=0.7V). Find the current through RC.
Options
A : 0.5mA
B : 2mA
C : 1mA
D : 1.6mA
The stability factor for a self biased transistor is_________
Options
A : 1 – RTH/RE
B : 1 + RTH/RE
C : 1 + RE/RTH
D : 1 – RE/RTH
A silicon NPN transistor is used and it has a large value of ?. Find the required value of R2 when IC=1mA.
Options
A : 10k?
B : 20k?
C : 30k?
D : 40k?
What is the Thevenin’s resistance (RTH) in a self bias shown below?
Options
A : R1R2/R1+R2
B : R2/R1+R2
C : R1R2/R1-R2
D : R1/R1-R2
What is the Thevenin’s voltage (VTH) in a self bias shown below?
Options
A : VCCR2/R1+R2
B : VCCR1/R1+R2
C : VCCR2/R1-R2
D : VCCR2/R1-R2
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