Search
.Management Sciences
Category: Transistor Biasing
In voltage divider bias, operating point is 3 V, 2 mA. If VCC = 9 V, RC = 2.2 kO, what is the value of RE ?
0
A. 2000 O
B. 1400 O
C. 800 O
D. 1600 O
The purpose of resistance in the emitter circuit of a transistor amplifier is to _________________?
A. Limit the maximum emitter current
B. Provide base-emitter bias
C. Limit the change in emitter current
D. None of the above
The value of stability factor for a base resistor bias is________________?
A. RB (ß+1)
B. (ß+1)RC
C. (ß+1)
D. 1-ß
The zero signal IC is generally ______________ mA in the initial stages of a transistor amplifier?
A. 4
B. 1
C. 3
D. More than 10
Transistor biasing is generally provided by a_______________?
A. Biasing circuit
B. Bias battery
C. Diode
D. None of the above
The circuit that provides the best stabilization of operating point is___________________?
A. Base resistor bias
B. Collector feedback bias
C. Potential divider bias
D. None of the above
In a particular biasing circuit, the value of RE is about _________________?
A. 10 kO
B. 1 MO
C. 100 kO
D. 800 O
The stability factor of a collector feedback bias circuit is_______________ that of base resistor bias?
A. The same as
B. More than
C. Less than
D. None of the above
If the value of collector current IC increases, then the value of VCE ______________?
A. Remains the same
B. Decreases
C. Increases
D. None of the above
Recent Comments