The current gain in a common base circuit is 0.98. When the emitter current is changed by 5 mA, then the change in collector current will be:
Answer & explanation
Correct answer: option 3
$α=\frac{ΔI_C}{ΔI_E}$
or $ΔI_C=α\,ΔI_E=0.98×5=4.90mA$
The current gain in a common base circuit is 0.98. When the emitter current is changed by 5 mA, then the change in collector current will be:
Correct answer: option 3
$α=\frac{ΔI_C}{ΔI_E}$
or $ΔI_C=α\,ΔI_E=0.98×5=4.90mA$