What is the voltage gain in a common emitter amplifier, where input resistance is 3 Ω and load resistance 24 Ω β = 0.6 ?

Question

What is the voltage gain in a common emitter amplifier, where input resistance is 3 Ω and load resistance 24 Ω β = 0.6 ? (A) 8.4 (B) 4.8 (C) 2.4 (D) 480

Tardigrade Admin · Accepted Answer

Voltage gain, Av=β (RL/Ri) =0.6 × (24/3)=4.8

Q. What is the voltage gain in a common emitter amplifier, where input resistance is $3 Ω$ and load resistance $24 Ω β = 0.6$ ?

8.4

4.8

2.4

480

Voltage gain, $A_{v} = β \frac{R _{L}}{R _{i}}$
$= 0.6 \times \frac{24}{3} = 4.8$

Q. What is the voltage gain in a common emitter amplifier, where input resistance is 3Ω and load resistance 24Ωβ=0.6?

8.4

4.8

2.4

480

Voltage gain, Av​=βRi​RL​​ =0.6×324​=4.8

Q. What is the voltage gain in a common emitter amplifier, where input resistance is $3 Ω$ and load resistance $24 Ω β = 0.6$ ?

Voltage gain, $A_{v} = β \frac{R _{L}}{R _{i}}$
$= 0.6 \times \frac{24}{3} = 4.8$