M Mr. Dubey 🎓 Coach ⭐ 103.11K Points 📊 Metallurgy Q. Invar is an alloy of (A) Iron and copper (B) Iron and nickel (C) Iron and chromium (D) Iron and zinc 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (B) Iron and nickel