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NEET Sample Paper NEET Sample Test Paper-23

  • question_answer
    Which logic gate is represented by the following combination of logic gates?

    A)  OR                             

    B)  NAND

    C)  AND gate                   

    D)  NOR gate

    Correct Answer: C

    Solution :

    Boolean expression of this combination of gates for output y is \[y=\overline{\bar{A}+\bar{B}}=\overline{\overline{A.B}}=A.B\] It means AND gate is formed.               Hence, the correction option is [c].


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