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TS EAMCET 11-Sep-2020 Shift 2 Solved Paper
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Question : 119
Total: 160
The output of a NOR gate is HIGH when
all inputs are HIGH
any input is HIGH
any input is LOW
all inputs are LOW
Validate
Solution:
The Boolean expression of NOR gate is
Y
=
A
+
B
where,
A
and
B
are inputs and
Y
is the output.
Truth table of NOR gate is
A
B
Y
=
A
+
B
0
0
1
0
1
0
1
0
0
1
1
0
Hence, when all inputs
(
A
and
B
) are low (0), then output of NOR gate is high (1).
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