DC Biasing-BJTs - General Questions Online Exam Quiz
DC Biasing-BJTs - General Questions GK Quiz. Question and Answers related to DC Biasing-BJTs - General Questions. MCQ (Multiple Choice Questions with answers about DC Biasing-BJTs - General Questions
Calculate V CE .
A : –4.52 V
B : 4.52 V
C : –9 V
D : 9 V
For the BJT to operate in the active (linear) region, the base-emitter junction must be ________-biased and the base-collector junction must be ________-biased.
A : forward, forward
B : forward, reverse
C : reverse, reverse
D : reverse, forward
Determine the reading on the meter when V CC = 20 V, R C = 5 k , and I C = 2 mA.
A : 10 V
B : –10 V
C : 0.7 V
D : 20 V
In a fixed-bias circuit, which one of the stability factors overrides the other factors?
A : S(I CO )
B : S(V BE )
C : S( )
D : Undefined
Calculate the voltage across the 91 k resistor.
A : 18 V
B : 9.22 V
C : 3.23 V
D : None of the above
Calculate the value of V CE Q .
A : 8.78 V
B : 0 V
C : 7.86 V
D : 18 V
For what value of does the transistor enter the saturation region?
A : 20
B : 50
C : 75
D : 116
Determine the change in I C from 25ºC to 175ºC for the transistor defined in this table for fixed-bias with R B = 240 k and = 100 due to the S(V BE ) stability factor.
A : 145.8 A
B : 145.8 nA
C : –145.8 A
D : –145.8 nA
Which of the following is (are) related to an emitter-follower configuration?
A : The input and output signals are in phase.
B : The voltage gain is slightly less than 1.
C : Output is drawn from the emitter terminal.
D : All of the above
At what region of operation is the base-emitter junction forward biased and the base-collector junction reverse biased?
A : Saturation
B : Linear or active
C : Cutoff
D : None of the above
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