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Question: Answered & Verified by Expert
The inputs to the digital circuit are as shown below. The output $Y$ is
PhysicsSemiconductorsWBJEEWBJEE 2015
Options:
  • A $A+B+\bar{C}$
  • B $(A+B) \bar{C}$
  • C $\bar{A}+\bar{B}+\bar{C}$
  • D $\bar{A}+\bar{B}+C$
Solution:
1420 Upvotes Verified Answer
The correct answer is: $\bar{A}+\bar{B}+\bar{C}$
$$
\begin{aligned}
&\text { The output of digital circuit can be given as, }\\
&Y=\overline{A B}+\bar{C}\\
&\text { It will be same as, } Y=\bar{A}+\bar{B}+\bar{C}
\end{aligned}
$$

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