The loss in a cable is usually defined in decibles per kilometer (dB/km). If the signal at the beginning of a cable with -0.3 dB/km has a power of 2mW, what is the power of the signal at 5km?
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सेि जी िो िािी ाथ िापस आतेदेििर सेिानी िी क्या प्रनतकक्रया ुई और क्यों ?
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सेि जी िो िािी ाथ िापस आतेदेििर सेिानी िी क्या प्रनतकक्रया ुई और क्यों ?
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