R Ram Sharma 🎓 Coach ⭐ 193.88K Points 📊 Physics Q. A periscope works on the principle of (A) refraction (B) reflection (C) total internal reflection (D) diffraction 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (C) total internal reflection You must be Logged in to update hint/solution 💬 Discussion 💬 Comment