A) NAND gate
B) OR gate
C) NOR gate
D) AND gate
Correct Answer: B
Solution :
When either of A or B is 1 i.e. closed then lamp will glow. In this case. Truth tableInputs | Out put | |
A | B | Y |
0 | 0 | 0 |
0 | 1 | 1 |
1 | 0 | 1 |
1 | 1 | 1. |
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