R Ram Sharma 🎓 Coach ⭐ 193.88K Points 📊 Physics Q. In nuclear reactors, graphite is used as a/an (A) moderator (B) lubricant (C) fuel (D) insulator 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (A) moderator You must be Logged in to update hint/solution 💬 Discussion 💬 Comment