When the emitter current in a transistor is changed by 1 mA, then its collector current changes by 0.99 mA. The value of its common base current gain will be:
Answer & explanation
Correct answer: option 4
$α=\frac{ΔI_C}{ΔI_E}=\frac{0.99}{1}=0.99$
When the emitter current in a transistor is changed by 1 mA, then its collector current changes by 0.99 mA. The value of its common base current gain will be:
Correct answer: option 4
$α=\frac{ΔI_C}{ΔI_E}=\frac{0.99}{1}=0.99$