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Q. The correct Boolean operation represented by the circuit diagram drawn is :Physics Question Image

NEETNEET 2019Semiconductor Electronics: Materials Devices and Simple Circuits

Solution:

From the given logic circuit LED will glow, when voltage across LED is high.
Truth Table
A B Y
0 0 1
0 1 1
1 0 1
1 1 0

This is out put of NAND gate.

Solution Image