R Rohan Raj 🎓 Tutor III ⭐ 6.53K Points 📊 Computer Q. In fiber optic, the signal source is (A) Light (B) Radio (C) Very low frequency (D) Microwave frequency 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (A) Light You must be Logged in to update hint/solution 💬 Discussion 💬 Comment