Semiconductor Electronics Materials Devices and Simple Circuits - Result Question 91
93. The given electrical network is equivalent to:
[2017,2006, 2000]
(a) OR gate
(b) NOR gate
(c) NOT gate
(d) AND gate
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Answer:
Correct Answer: 93. (b)
Solution:
- (b)
$Y_1=\overline{A+B}$
$Y_2=\overline{Y_1+Y_1}=\overline{Y}_1=A+B$
$Y=\overline{Y}_2=\overline{A+B}$ i.e. NOR gate
