Electronic Devices - BJT Amplifiers

Exercise :: BJT Amplifiers - Filling the Blanks

16. 

The ________ the source resistance, the ________ the overall gain of an amplifier.

A. larger, higher
B. larger, lower
C. lower, lower
D. None of the above

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

17. 

In a common-base configuration, the input and output voltages are ________ and the output and input currents are ________.

A. 180º out of phase, 180º out of phase
B. 180º out of phase, in phase
C. in phase,180º out of phase
D. in phase, in phase

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

18. 

Ideally, the changes in the load resistor or the source resistor should have ________ effect on all the parameters of the two-port model.

A. a great
B. a moderate
C. no
D. None of the above

Answer: Option C

Explanation:

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19. 

The ac voltage gain of a Darlington connection is about ________.

A. 0
B. 1
C. D
D. None of the above

Answer: Option B

Explanation:

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20. 

One junction of an operating transistor is ________ and the other one is ________.

A. forward-biased, forward-biased
B. forward-biased, reverse-biased
C. reverse-biased, reverse-biased
D. None of the above

Answer: Option B

Explanation:

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