If `alpha` and `beta` are current gains in common base and common emitter configurations of a transistor, then `beta` is equal to

Options

A. 197
B. 201
C. 198
D. 199

Answer

D

Explanation

`beta=(alpha)/(1-alpha)=(0.995)/(1-0.995)`
`=(0.995)/(0.005)~=199`