R Ram Sharma 🎓 Coach ⭐ 193.88K Points 📊 Physics Q. The critical angle of a glass slab increases with (A) Increase in the refractive index of glass (B) Decrease in the refractive index of glass (C) Increase in temperature (D) None of these 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (D) None of these You must be Logged in to update hint/solution 💬 Discussion 💬 Comment