In a negative logic the following wave form corresponds to the
A
(a) 0000000000
B
(b) 0101101000
C
(c) 1111111111
D
(d) 1010010111
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D
(d) 1010010111
(d) 5 volt is low signal (0) and 10 volt is high signal (1) and taking $5 \mu$-sec as 1 unit. In a negative logic, low signal (0) gives high output (1) and high signal (1) gives low output (0). The output is therefore 1010010111 .
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