Semiconducting Devices Question 94

Question: For a common base configuration of PNP transistor $ \frac{l _{C}}{l _{E}}=0.98 $ then maximum current gain in common emitter configuration will be

[CBSE PMT 2002]

Options:

A) 12

B) 24

C) 6

D) 5

Show Answer

Answer:

Correct Answer: B

Solution:

$ \beta =\frac{\alpha }{1-\alpha }=\frac{0.96}{1-0.96} $ =24.



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