Transistor Bias Circuits - General Questions (3)

Directions to Solve

Transistor Bias Circuits - General Questions

17.

Refer to this figure. The value of _DC is

mcq5_1008_1 (1

A.	5.3.
B.	53.
C.	94.
D.	100.

Answer: Option D

Explanation:

No answer description available for this question.

18.

Emitter bias requires

A.	only a positive supply voltage.
B.	only a negative supply voltage.
C.	no supply voltage.
D.	both positive and negative supply voltages.

Answer: Option D

Explanation:

No answer description available for this question

19.

What is the Q-point for a fixed-bias transistor with I_B = 75 A, _DC = 100, V_CC = 20 V, and R_C = 1.5 k?

A.	VC = 0 V
B.	VC = 20 V
C.	VC = 8.75 V
D.	VC = 11.25 V

Answer: Option C

Explanation:

No answer description available for this question.

20.

Refer to this figure. The value of I_B is

mcq5_1008_

A.	53 A.
B.	50 A.
C.	50 mA.
D.	53 mA.

Answer: Option B

Explanation:

No answer description available for this question

21.

The most stable biasing technique used is the

A.	voltage-divider bias.
B.	base bias.
C.	emitter bias.
D.	collector bias.

Answer: Option A

Explanation:

No answer description available for this question.

22.

Ideally, for linear operation, a transistor should be biased so that the Q-point is

A.	near saturation.
B.	near cutoff.
C.	where IC is maximum.
D.	halfway between cutoff and saturation.

Answer: Option D

Explanation:

No answer description available for this question.

23.

Refer to this figure. In the voltage-divider biased npn transistor circuit, if R₂ opens, the transistor is

mcq5_1028_1

A.	saturated.
B.	cutoff.
C.	nonconducting.

Answer: Option A

Explanation:

No answer description available for this question

24.

Which transistor bias circuit provides good Q-point stability with a single-polarity supply voltage?

A.	base bias
B.	collector-feedback bias
C.	voltage-divider bias
D.	emitter bias

Answer: Option C

Explanation:

No answer description available for this question.

Transistor Bias Circuits - General Questions (3)

Transistor Bias Circuits - General Questions

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