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  4. The logic gate equivalent to the given logic circuit is :-

Q. The logic gate equivalent to the given logic circuit is :-Physics Question Image

 2960  249 JEE MainJEE Main 2019Semiconductor Electronics: Materials Devices and Simple Circuits Report Error

Solution:

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

Solution Image