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In circuit in following fig. the value of  is

a)

0

b)

1

c)

Fluctuates between 0 and 1

d)

Indeterminate as the circuit can’t be realised



Question ID - 151455 | SaraNextGen Top Answer

In circuit in following fig. the value of  is

a)

0

b)

1

c)

Fluctuates between 0 and 1

d)

Indeterminate as the circuit can’t be realised

1 Answer
127 votes
Answer Key / Explanation : (a) -

(a)

Lower NOT gate inverts input to zero. NOT gate from NAND gate inverts this output to 1 upper NAND gate converts this input 1 and input 0 to 1.

Thus  and  become inputs of NAND gate giving final output as zero. Choice  is correct

127 votes


127