question_answer

The logic gate equivalent to the given logic circuit is :-    [JEE Main 9-4-2019 Afternoon]

A) OR

B) AND

C) NOR

D) NAND

Correct Answer: A

Solution :

[a] Method 1

Truth table can be formed as

A B Equivalent 0 0 0 0 1 1 1 0 1 1 1 1 Hence the Equivalent is "OR" gate.

Method 2