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If alpha=0.98 and current through emitte...

If `alpha=0.98` and current through emitter `i_(e)=20 mA`, the value of `beta` is

A

4.9

B

49

C

96

D

9.6

Text Solution

Verified by Experts

The correct Answer is:
B
`beta=(alpha)/(1-alpha)=(0.98)/(1-0.98)=49`
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