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JEE Main Physics Class 12 Electronic Devices Part 1 Questions

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Question : 71

Total: 99

Truth table for system of four NAND gates as shown in figure is :

A B Y
0 0 0
0 1 1
1 0 1
1 1 0
A B Y
0 0 0
0 1 0
1 0 1
1 1 1
A B Y
0 0 1
0 1 1
1 0 0
1 1 0
A B Y
0 0 1
0 1 0
1 0 1
1 1 1

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