working of transistor in a circuit

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Discussion in 'Homework Help' started by amangupta009, Oct 3, 2011.

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  1. Oct 3, 2011 #1
    amangupta009

    Thread Starter New Member

    Apr 13, 2011
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    In the given figure , when base voltage of Q2 is made 3.2 V then why Q1 reaches cut off and Q1 in active region and when base voltage of Q2 is made 3.5 V the why Q2 reaches active region and Q1 in cut off ??
     
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  2. Oct 3, 2011 #2
    Jony130

    AAC Fanatic!

    Feb 17, 2009
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