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Question

The logic circuit shown below has the input waveforms 'A' and 'B' as shown. Pick out the correct output waveform.
40546.jpg
  1. 40546_156518.jpg
  2. 40546_156519.jpg
  3. 40546_156520.jpg
  4. 40546_156521.jpg

A
40546_156519.jpg
B
40546_156518.jpg
C
40546_156521.jpg
D
40546_156520.jpg
Solution
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From the figure we can see the logic gate table of NOT and NOR gate
A NOT gate(X)
1 0
0 1
0 1
1 0
1 0
0 1
0 1

B NOT gate(Y)
1 0
0 1
1 0
0 1
1 0
0 1
1 0

X Y NOR gate
0 0 1
1 1 0
1 0 0
0 1 0
0 0 1
1 1 0
1 0 0

116392_40546_ans_2450530b88ae4f1d91b6a3f751063d73.png

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