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A n-p-n transistor circuit has α = 0.985 . If Ic = 9 mA then the value of Ib is______.

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A n-p-n transistor circuit has α = 0.985 . If Ic = 9 mA then the value of Ib is______.

(A) 0.003mA 

(B) 0.66mA 

(C) 0.015mA 

(D) 0.13mA

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Best answer

The correct option is (D) 0.13mA.

Explanation:

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