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In the case of a common emitter transistor amplifier, the ratio of the collector current to the emitter current I c /Ie is 0.96. The current gain of the amplifier is (a) 6 (b) 48 (c) 24 (d) 12



In the case of a common emitter transistor amplifier, the ratio of the collector current to the emitter current Ic/Ie is 0.96. The current gain of the amplifier is   


        (a)    6


        (b)    48


        (c)    24


        (d)    12


Grade:10

1 Answers

Kevin Nash
askIITians Faculty 332 Points
10 years ago

(c)

(c)

       

        Þ    

       

But Ie = Ie + Ib = 0.96 Ie+ Ib

Þ     Ib = 0.04 Ie

 

.''. Current gain ß

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