engineering computer science MCQ #392

A channel has a S/N ratio of 20 dB. What is its S/N ratio in linear scale?

engineering computer science MCQ #392

Question 1
Q1. A channel has a S/N ratio of 20 dB. What is its S/N ratio in linear scale?
- A) 100
- B) 10
- C) 50
- D) 200
Answer: 100
Explanation: S/N = 10^(dB/10) = 10^(20/10) = 10² = 100. NET computer science MCQs often test this core concept.