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NEET 1999 (AIPMT) · Logic Gates

Logic Gates question from NEET 1999 (AIPMT)

Q185NEET 1999 · AIPMTMedium

Logic Gates

The following circuit represents

Figure

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Answer: (b)

  1. Upper AND gets Aˉ\bar A and BB: AˉB\bar A B.
  2. Lower AND gets AA and Bˉ\bar B: ABˉA\bar B.
  3. OR: Y=AˉB+ABˉY = \bar A B + A \bar B.
  4. So the answer is (b) XOR gate.
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