JEE Main 2025PhysicsSemiconductorsMediumMCQ

JEE Main 2025Semiconductors Question with Solution

JEE Main 2025 (7 Apr Shift 2)

Question

Consider the following logic circuit.

The output is when :

Choose an option

Show full solutionCorrect option: A
Correct answer
A and

Step-by-step explanation


$\begin{aligned}
& \mathrm{Y}_1=\mathrm{A} \cdot \mathrm{~B}, \mathrm{Y}_2=\overline{\mathrm{A}}+\mathrm{B} \\ & \mathrm{Y}=\overline{\mathrm{Y}_1 \cdot \mathrm{Y}_2}=\overline{\mathrm{Y}}_1+\overline{\mathrm{Y}}_2 \\ & \mathrm{Y}=\overline{\mathrm{A} \cdot \mathrm{~B}}+\overline{\mathrm{A}+\mathrm{B}} \\ & \mathrm{Y}=\overline{\mathrm{A}}+\overline{\mathrm{B}}+\mathrm{A} \cdot \overline{\mathrm{~B}}
\end{aligned}\begin{array}{|c|c|c|} \hline A & B & Y \\ \hline 0 & 0 & 1 \\ \hline 1 & 0 & 1 \\ \hline 0 & 1 & 1 \\ \hline 1 & 1 & 0 \\ \hline \end{array}$

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About this question

This is a previous-year question from JEE Main 2025, covering the Semiconductors chapter of Physics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.