Q. 25 In a PCM system, if the code word length is increased from 6 to 8 bits, the signal to quantization noise ratio improves by the factor
(A) 
(B) 12
(C) 16
(D) 8
Answer: (C)
Explanation:
Q. 25 In a PCM system, if the code word length is increased from 6 to 8 bits, the signal to quantization noise ratio improves by the factor
(A)
(B) 12
(C) 16
(D) 8
Answer: (C)
Explanation:
