In a common emitter amplifier , the load resistance of the output circuit is 500 times the resistance of the input circuit. If alpha = 0.98 , then find the voltage gain and power gain .
Answers
Answered by
0
Given that:
R
L
=1000R
i
α=0.98
For transistors,
β=
1−α
α
β=
1−0.98
0.98
=49
Now,
Voltage gain = $$\beta \times$$ Resistance gain
Voltage gain = $$\beta \times \dfrac{R_L}{R_i}$$
Voltage gain = 49×
R
i
1000R
i
Voltage gain = 49000
Answered by
2
Answer:
Given that:
R
L
=1000R
i
α=0.98
For transistors,
β=
1−α
α
β=
1−0.98
0.98
=49
Now,
Voltage gain = \beta \timesβ× Resistance gain
Voltage gain = \beta \times \dfrac{R_L}{R_i}β×
R
i
R
L
Voltage gain = 49×
R
i
1000R
i
Voltage gain = 49000
Explanation:
hope it will be help you f
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