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NTA Abhyas 2020
Exam
NTA Abhyas
Year
2020
Subject
Physics
Chapter
Communication System

NTA Abhyas 2020 · Physics · Communication System

1000kHz carrier wave is amplitude modulated by the signal frequency...

1000kHz1000kHz carrier wave is amplitude modulated by the signal frequency 200−4000Hz200 - 4000Hz. The channel width in this case is

Options

  1. A8kHz8kHz
  2. B4kHz4kHz
  3. C7.6kHz7. 6kHz
  4. D400kHz400kHz

Correct answer

A. 8kHz8kHz

Step-by-step solution

Bandwidth in communication System for carrier wave

Band width =2×fm=8kHz= 2 \times {f}_{m} = 8kHz
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