CET Karnataka Medical CET - Karnataka Medical Solved Paper-2014

  • question_answer
    If \[\alpha \]-current gain of a transistor is 0.98. What is the value of R-current gain of the transistor?

    A)  \[4.9\]              

    B)  \[0.49\]

    C)  \[5\]               

    D)  \[49\]

    Correct Answer: D

    Solution :

    : The relation between \[\alpha \] and \[\beta \] is \[\beta =\frac{\alpha }{1-\alpha }\] Here, \[\alpha =0.98\] \[\therefore \] \[\beta =\frac{0.98}{1-0.98}=\frac{0.98}{0.02}=49\]


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