CBSE BoardEnglish MediumSTD 12 SciencePhysics14. Semicondutor electronics1 Mark
MCQ
Name the logic gate equivalent to the diagram attached
A
$OR$
✓
$NOR$
C
$NAND$
D
$AND$
✓
Answer
Correct option: B.
$NOR$
b Circuit is closed when neither $A$ nor $B$ is closed $\Rightarrow$ current flows for $A=0 B=0$ when either or both of $A$ and $B$ is closed we get current bypass from switch
Hence it is "$NOR$" gate
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