Electronics and Communication Engineering - Digital Electronics - Discussion

Discussion Forum : Digital Electronics - Section 2 (Q.No. 2)
2.

Assertion (A): The output of a NOR gate is equal to the complement of OR of input variables.

Reason (R): A XOR gate is a universal gate.

Both A and R are correct and R is correct explanation of A
Both A and R are correct but R is not correct explanation of A
A is true, R is false
A is false, R is true
Answer: Option
Explanation:

XOR gate is not a universal gate.

Discussion:
5 comments Page 1 of 1.

Rajesh said:   4 years ago
Both options is incorrect, zout of NOR gate not equal to the complement of insurance variables of OR gate.

Kindly check at input 01 compliments of OR i/p not equal to the NOR output.

Chaitanya said:   9 years ago
Only NAND and NOR gates are the universal logic gates. That's why R is false.

Bakir said:   7 years ago
Option B is the correct answer.

A'+B'!= (A+B)'.

Sneh said:   7 years ago
A is false, are is true is the correct option.

Sandy said:   8 years ago
B is the correct answer.

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