Optical fibers are hair-thin tubes of special glass and light can pass through them from end to end. Their special property is that light continues to travel through them even when they are bent. Which property of light underlies this phenomenon ?

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Accepted Answer

Total internal reflection

Optical fibers are hair-thin tubes of special glass and light can pass through them from end to end. Their special property is that light continues to travel through them even when they are bent. Which property of light underlies this phenomenon ?

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