M Mr. Dubey 🎓 Coach ⭐ 103.11K Points 📊 Physics Q. The composition of electrician solder is (A) Lead-37%, tin-63% (B) Iron-37%, tin-63% (C) Lead-37%, Steel-63% (D) Steel-37%, copper-63% 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (A) Lead-37%, tin-63% You must be Logged in to update hint/solution 💬 Discussion 💬 Comment