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Dicuss how the OR gate is realised from ...

Dicuss how the OR gate is realised from the NAND gate.

A

Only two NAND gates

B

Two NOT gate obtained from NAND gates and one NAND gate

C

Four NAND gates and two AND gates obtained from NAND gates

D

Three NAND gates, i.e., three NOT gates obtained from NAND gates

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The correct Answer is:
B
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PRADEEP-ELECTRONIC DEVICES-Exercise
  1. The symbolic representation of four logic gates are given in Fig.The l...

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  2. The logic circuit Fig. represents

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  3. Dicuss how the OR gate is realised from the NAND gate.

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  4. The circuit in Fig.performs the logic function of

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  5. In Boolean algbra barA.barB rquals

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  6. The gate for which output is high, if atleast one input low is

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  7. What will be the input of A and B for the Boolean expression bar((A+B)...

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  8. The semiconductors available in narural form are called.............. ...

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  9. The maximum possible energy possessed by free electrons of a material ...

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  10. In energy band diagram, the energy gap for carbon (diamond)is....... .

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  11. In.............semiconductor, the fermi level lies in the energy gap, ...

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  12. In.............semiconductor, the fermi level lies in the energy gap, ...

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  13. In n-type semocionductor, the..........are majority carries and..........

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  14. In p-type semiconductors, the..........are majority carries and..........

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  15. Those solids which have high conductivity and low resistivity are call...

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  16. Those solids which have very low conductivity and very high resistivit...

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  17. In p-n juction, the physical distance from one side of the barrier to ...

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  18. A p-n junction can be considered to be equivalent to a..........with p...

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  19. In p-n junction, p-side is known as........and n-side is known as........

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  20. In germanium p-n diode, the ratio of reverse to forward resistance is....

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