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NEET-XII-Physics

neet 2020 questions with solutions year:2020

with Solutions - page 4

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  • Qstn #45
    For the logic circuit shown, the truth table is :Physics Question Image
    (A)
    Option 1 Image
    (B)
    Option 2 Image
    (C)
    Option 3 Image
    (D)
    Option 4 Image
    digAnsr:   A
    Ans : image
    `` Y=\overline{\bar{A}+\bar{B}}=\bar{\bar{A}}.\bar{\bar{B}}=A.B `` =AND gate
    `` \begin{matrix}A&B&Y\\ 0&0&0\\ 0&1&0\\ 1&0&0\\ 1&1&1\end{matrix} ``
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