Physics - Semiconductors Question with Solution | TestHub

$$\text{ Truth Table of this gate }$$
$$\begin{array}{rl}& Y^{\prime }=\overline{A+B}=\bar{A}\cdot \bar{B}\\ & \text{ and }Y=\overline{Y^{\prime }}=\overline{\bar{A}}\cdot \overline{\bar{B}}=\bar{A}+\overline{\bar{B}}=A+B\end{array}$$ This is the boolean expression for the OR gate.