Physics - Semiconductors Question with Solution | TestHub

PhysicsSemiconductorsTransistorEasy2 minPYQ_2020
PhysicsEasysingle choice

The transfer characteristic curve of a transistor, having input and output resistance100 Ωand100 kΩrespectively, is shown in the figure. The voltage and power gain, are respectively:

Options:

Answer:
A
Solution:

Current gainβ=ΔICΔIB×10-100 ×10-6=50
Voltage gain(AV)=βRoutRin=50×100×103100=5×104
Power gain=AV×β=50×5×104=2.5×106

Subject:PhysicsTopic:SemiconductorsSubtopic:Transistor
2mℹ️ Source: PYQ_2020

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