1
JEE Main 2016 (Offline)
MCQ (More than One Correct Answer)
+4
-1
Out of Syllabus
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For a common emitter configuration, if $$\alpha $$ and $$\beta $$ have their usual meanings, the incorrect relationship between $$\alpha $$ and $$\beta $$ is :
A
$$\alpha = {\beta \over {1 + \beta }}$$
B
$$\alpha = {{{\beta ^2}} \over {1 + {\beta ^2}}}$$
C
$${1 \over \alpha } = {1 \over \beta } + 1$$
D
$$\alpha = {\beta \over {1 - {\beta ^2}}}$$
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