Electronics and Communication Engineering - Analog Electronics
Exercise : Analog Electronics - Section 2
- 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
31.
In an amplifier the voltage gain is the ratio of
Answer: Option
Explanation:
Voltage gain is always the ratio of output and input voltages.
32.
The critical frequency of the circuit of figure is
Answer: Option
Explanation:
Critical frequency of RC circuit = 
.
33.
Find resistance RB to bring transistor to threshold of saturation VCB = 0, VBE = 0.7 V, a = 0.96
Answer: Option
Explanation:
1.5 kΩ.
34.
In figure ID = 4 mA. Then VGS =
Answer: Option
Explanation:
VGS = -VS = -4.4 V.
35.
A typical value of gm for a FET is about 25 μs.
Answer: Option
Explanation:
gm is about 0.1 x 10-3 siemens.
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