NCERT Class XII Chapter
Semiconductor Electronics
Questions With Solutions
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Question : 16
Total: 19
Write the truth table for a NAND gate connected as given in following figure.
Hence identify the exact logic operation carried out by this circuit.
Hence identify the exact logic operation carried out by this circuit.
Solution:
The Boolean expression for NAND gate will be
Y =
+
Truth table
The circuit operates like a NOT gate.
Y =
Truth table
| A | Y = | ||
|---|---|---|---|
| 0 | 1 | ||
| 1 | 0 |
The circuit operates like a NOT gate.
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