Electronics and Communication Engineering - Analog Electronics
Exercise : Analog Electronics - Section 4
- Analog Electronics - Section 11
- Analog Electronics - Section 21
- Analog Electronics - Section 20
- Analog Electronics - Section 19
- Analog Electronics - Section 18
- Analog Electronics - Section 17
- Analog Electronics - Section 16
- Analog Electronics - Section 15
- Analog Electronics - Section 14
- Analog Electronics - Section 13
- Analog Electronics - Section 12
- Analog Electronics - Section 1
- Analog Electronics - Section 10
- Analog Electronics - Section 9
- Analog Electronics - Section 8
- Analog Electronics - Section 7
- Analog Electronics - Section 6
- Analog Electronics - Section 5
- Analog Electronics - Section 4
- Analog Electronics - Section 3
- Analog Electronics - Section 2
21.
A negative feedback can be of
Answer: Option
Explanation:
Series voltage, series current, shunt voltage and shunt current.
22.
In a class C power amplifier the input frequency of ac signal is 1 MHz. If tank circuit has C = 1000 pF, the value of L =
Answer: Option
Explanation:
23.
The Vo of the op-amp circuit shown in the given is
Answer: Option
Explanation:
V0 = 
(Vs2 - Vs1)
[Vs1 - Vs1] = 0.
24.
In calculating output impedance of an amplifier the source is replaced by an open circuit.
Answer: Option
Explanation:
It is replaced by short circuit.
25.
For transistor 2 N 338 the manufacturer specifies Pmax = 100 mW at 250°C free air temperature and maximum junction temperature of 125°C. Its thermal resistance is
Answer: Option
Explanation:
.
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