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प्रश्न
Bandwidth of telephone line is ______.
विकल्प
3 to 4 KHz
30 to 40 KHz
10 to 100 KHz
50 to 80 KHz
MCQ
रिक्त स्थान भरें
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उत्तर
Bandwidth of telephone line is 3 to 4 KHz.
Explanation:
The bandwidth of a telephone line is limited to about 3–4 KHz, which is sufficient for voice communication.
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2021-2022 (March) Set 1
