R Rudra Pratap Singh 🎓 Extraordinary ⭐ 3.39K Points 📊 Physics Q. A fountain pen works on the principle of (A) Flow of liquids from higher to lower potential (B) Capillary action (C) Bernoulli's principle (D) Viscosity of liquids 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (B) Capillary action You must be Logged in to update hint/solution 💬 Discussion 💬 Comment