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Question

Physics Question on Semiconductor electronics: materials, devices and simple circuits

Which one of the following is the Boolean expression for NOR gate?

A

Y=A+B‾Y=\overline{A+B}

B

Y=A.B‾Y=\overline{A.B}

C

Y=A.BY=A.B

D

Y=A‾Y=\overline{A}

Answer

Y=A+B‾Y=\overline{A+B}

Explanation

Solution

NOR gate is the combination of NOT and OR gate. Boolean expression for NOR gate is Y=A+B‾Y=\overline{A+B}