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Question

The value of current gain α of a transisitor is 0.98. The value of β will be

Options

A.490
B.4.9
C.59
D.49

Solution

α = and β =
[Ic, Ib and Ie are collector, base and emitter current]
Ie = Ic + Ib = 1 +
= 1 + ⇒ β =
= = 49

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