DC Biasing-BJTs - General Questions (4)

Directions to Solve

DC Biasing-BJTs - General Questions

25.

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 omega (6) and beta (2)1 = 100 due to the S(V_BE) stability factor.

mcq04_03400

A.	145.8 A
B.	145.8 nA
C.	–145.8 A
D.	–145.8 nA

Answer: Option A

Explanation:

No answer description available for this question

26.

For what value of beta (2)1 does the transistor enter the saturation region?

mcq04_01000

A.	20
B.	50
C.	75
D.	116

Answer: Option E

Explanation:

No answer description available for this question

27.

Calculate the value of V_CEQ.

mcq04_01500

A.	8.78 V
B.	0 V
C.	7.86 V
D.	18 V

Answer: Option C

Explanation:

No answer description available for this question

28.

Calculate the voltage across the 91 k omega (6) resistor.

mcq04_01400

A.	18 V
B.	9.22 V
C.	3.23 V
D.	None of the above

Answer: Option C

Explanation:

No answer description available for this question

29.

In a fixed-bias circuit, which one of the stability factors overrides the other factors?

A.	S(ICO)
B.	S(VBE)
C.	S()
D.	Undefined

Answer: Option C

Explanation:

No answer description available for this question.

30.

Determine the reading on the meter when V_CC = 20 V, R_C = 5 k omega (6) , and I_C = 2 mA.

mcq04_01100

A.	10 V
B.	–10 V
C.	0.7 V
D.	20 V

Answer: Option A

Explanation:

No answer description available for this question.

31.

The cutoff region is defined by I_B ________ 0 A.

A.	>
B.	<
C.
D.

Answer: Option C

Explanation:

No answer description available for this question

32.

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

Answer: Option B

Explanation:

No answer description available for this question.

DC Biasing-BJTs - General Questions (4)

DC Biasing-BJTs - General Questions

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