Physics, asked by Msuri8586, 11 months ago

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 ItsShreedhar
0

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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 Anonymous
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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