Electronics and Communication Engineering - Analog Electronics

11. 

The depletion type MOSFET can operate in

A. depletion mode only
B. enhancement mode only
C. depletion or enhancement mode
D. neither depletion nor enhancement mode

Answer: Option C

Explanation:

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

12. 

In figure, D2 turns on when

A. vi is more positive than V1
B. vi is less positive than V1
C. vi is more negative than V2
D. vi is less negative than V2

Answer: Option C

Explanation:

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13. 

One of the following can be used to generate a pulse whenever triggered

A. flip-flop
B. monostable multivibrator
C. stable multivibrator
D. Schmitt trigger

Answer: Option B

Explanation:

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14. 

Figure shows the feedback network of one of the very popular types of sinusoidal oscillators. Which one is that?

A. Weinbridge oscillator
B. Hartley oscillator
C. Colpitt's oscillator
D. R-C phase shift oscillator

Answer: Option A

Explanation:

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15. 

Which amplifier has the higher power gain?

A. Common emitter
B. Common collector
C. Common base
D. Both CC and CE

Answer: Option A

Explanation:

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