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  3. 12th Class
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  5. Semiconducting Devices

12th Class Physics Semiconducting Devices Question Bank Semiconducting Devices Conceptual Problems

  • question_answer
    Why are the NAND and NOR gates known as digital building blocks or universal gates?

    Answer:

                        The repeated use of NAND or NOR gates alone can give all other gates like OR, AND and NOT gates. In digital circuits the NAND or NOR gates serve as building blocks and hence they are named so.


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