For a common emitter circuit if $I_{C}$ / $I_{E}$ =0.98 then current gain for common emitter circuit will be

4.9

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

9.8

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is C 49
Given that $\frac{I_{c}}{I_{e}} = 0.98$
$\Rightarrow I_{c} = 0.98 I_{e}$
So we get $I_{b} = I_{e} - I_{c} = 0.02 I_{e}$
Therefore the current gain is $\frac{I_{c}}{I_{b}} = \frac{0.98}{0.02} = 49$
Therefore the correct option is $C$ .

Suggest Corrections

Similar questions

\frac{I_{c}}{I_{e}}

0.98

500

α = 0.98

0.98

5.00

?

For a common base configuration of PNP transistor, the gain $(α)$ is 0.98, then current gain of common emitter configuration will be

Join BYJU'S Learning Program