Question 31: Semiconductors and Logic Gates

Question

Which of the following circuits has the same output as that of the given circuit?
![](https://app-content.cdn.examgoal.net/fly/@width/image/jaoe38c1m6w0fetw/7a4faa56-fd26-47ab-8eda-f18ef5155adc/753f1940-e601-11ef-80a5-67ab586ae463/file-jaoe38c1m6w0fetx.png?format=png)

Accepted Answer

$Y = \overline {A.B + A.\overline B }  = \overline {A(B + \overline B )}  = \overline {AI} $
$ \Rightarrow Y = \overline A $ $\$
1. $\$
(As $A\,.\,A = A$ $\$
Hence, option 1 is correct.
![](https://app-content.cdn.examgoal.net/fly/@width/image/jaoe38c1m7ijuw98/4ff43eaa-bb21-45da-b247-6ae6acc09b54/af95f0c0-f266-11ef-a32d-fb024e0b0102/file-jaoe38c1m7ijuw99.png?format=png', 'https://app-content.cdn.examgoal.net/fly/@width/image/jaoe38c1m7ijxb5t/b0e776a0-096e-418b-b8a4-217730eb87d7/f2b7c310-f266-11ef-a32d-fb024e0b0102/file-jaoe38c1m7ijxb5u.png?format=png)

Answer

![](https://www.sarthaks.com/?qa=blob&qa_blobid=16852629375432018740)

Answer

![](https://www.sarthaks.com/?qa=blob&qa_blobid=12256048107745994458)

Answer

![](https://www.sarthaks.com/?qa=blob&qa_blobid=3942939808109443152)

Answer

![](https://www.sarthaks.com/?qa=blob&qa_blobid=11747965134669244717)

Semiconductors and Logic Gates

Which of the following circuits has the same output as that of the given circuit?

Choose the correct answer: