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प्रश्न
Explain the transmission of optical signal through an optical fibre by a diagram.
आकृती
स्पष्ट करा
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उत्तर
Total internal reflection, or TIR, is how optical fibers carry light. When light enters at a precise angle, it reflects repeatedly within the fibre’s core without escaping, allowing efficient signal transmission over great distances.
Basic operation of an optical fiber.
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