Electronics and Communication Engineering - Analog Electronics

26. 

In CE circuit the parameter f12 is very small.

A. True
B. False

Answer: Option A

Explanation:

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27. 

In which amplifier circuit is gate conductance negligible?

A. JFET amplifier
B. MOSFET amplifier
C. Both JFET and MOSFET amplifier
D. None of the above

Answer: Option B

Explanation:

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28. 

In figure VCEQ for each transistor is

A. VCC
B. 0.5 VCC
C. 0.75 VCC
D. 0.25 VCC

Answer: Option B

Explanation:

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29. 

Which of the following combinations has no phase inversion of the signal?

A. Two CE stages
B. CE and CC stages
C. Three CE stages
D. CE stages and emitter follower

Answer: Option A

Explanation:

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30. 

Which of the following h parameters is an admittance?

A. hie
B. hre
C. hfe
D. hoe

Answer: Option D

Explanation:

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