In CE NPN transistor 10^(10 electrons en...

In CE NPN transistor `10^(10` electrons enter the emitter in `10^(-6)` s when it is connected to battery. About `5%` electrons recombine with holes in the base. The current gain of the transistor is ……. . `(e=1.6xx10^(-19)C)`

A

0.98

B

19

C

49

D

0.95

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The correct Answer is:

B

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