Electronics and Communication Engineering - Analog Electronics

16. 

2N 2430 could be a

A. semi-conductor diode
B. dual gate MOSFET
C. BJT
D. UJT

Answer: Option C

Explanation:

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

17. 

If re is ac resistance of diode, the Thevenin input impedance of a differential amplifier is

A. re
B. bre
C. 2 bre
D. 0.5 bre

Answer: Option C

Explanation:

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

18. 

In figure the trace on the CRO will be

A. half rectifier wave
B. clamped wave
C. no trace at all
D. either (a) or (b)

Answer: Option C

Explanation:

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

19. 

The circuit shown I/P in the figure represents

A. Low pass filter
B. High pass filter
C. Band Pass filter
D. Band stop filter

Answer: Option C

Explanation:

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

20. 

To have a centred Q point in CE amplifier

A. ac resistance of collector circuit
B. ac resistance of emitter circuit
C. ac resistance of collector and emitter circuit
D. ac resistance of collector and emitter circuit

Answer: Option C

Explanation:

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