Q. Fiber optics cable used in communication, works on the principle of
✅ Correct Answer: (D)
Total internal reflection of light
Explanation: Optical communication utilizes the principle of total reflection. When the injection angle of light satisfies certain conditions, light can form total reflection in the optical fiber, thereby achieving the purpose of long-distance transmission.
Explanation by: Team MCQ Buddy
Optical communication utilizes the principle of total reflection. When the injection angle of light satisfies certain conditions, light can form total reflection in the optical fiber, thereby achieving the purpose of long-distance transmission.