Questions
The input resistance of a common emitter transistor amplifier, if the output resistance is 500 k, the current gain 0.98 and power gain is , is
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Correct option is C
Voltage gain, Av=βR2R1Also, current gain, β=α1−α=0.981−0.98=49Av=49500×103R1Power gain=6.0625×106=49×500×103R1×49∴R1=198 ΩSimilar Questions
In a common-base mode of transistor, the collector current is 5 488 mA for an emitter current of 5 .60 mA. The value of the base current amplification factor (p) will be
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