A transistor is used as an amplifier in C B mode with a load resistance of 5 k ⁡ Ω . The current gain of amplifier is 0.98 and the input resistance is 70 Ω . The voltage gain and power gain, respectively, are

Question

A transistor is used as an amplifier in C B mode with a load resistance of 5 k ⁡ Ω . The current gain of amplifier is 0.98 and the input resistance is 70 Ω . The voltage gain and power gain, respectively, are, 70 , 68.6, 80 , 75.6, 60 , 66.6, 90 , 96.6

MARKS App · Accepted Answer

α = I C I E = 0.98 V α = α R L R i n = 0.98 × 5 × 1 0 3 70 P α = α 2 R L R i n = 0.98 2 × 5 × 1 0 3 70

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