Electronics and Communication Engineering - Analog Electronics

16.
In the graphical analysis of an amplifier circuit, the slope of dc load line depends on
load resistance only
collector supply voltage only
both load resistance and collector supply voltage
none of the above
Answer: Option
Explanation:

Slope is .


17.
In figure we need an ac ground. The proper value of C is
1000 μF
100 μF
10 μF
1 μF
Answer: Option
Explanation:

XC should be less than 10% of 10 kΩ. There XC < 1000 Ω.


18.
For the circuit in figure the output wave shape is
Answer: Option
Explanation:

It is a biased limiter circuit. During positive half clipping is at 5 V due to battery.


19.
In figure V0 =
11 Vi
10 Vi
Vi
0
Answer: Option
Explanation:

.


20.
In figure, ID = 4 mA. Then VS =
20 V
16 V
6 V
0.6 V
Answer: Option
Explanation:

VS = 4 x 10-3 x 1.5 x 10-3 = 6 V.