H Harikesh 🎓 Tutor III ⭐ 8.04K Points 📊 Physics Q. In order to make an electromagnet you need a (A) Dry cell batteries (B) Thin coated copper wire (C) Iron nail (D) All of the above 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (D) All of the above You must be Logged in to update hint/solution 💬 Discussion 💬 Comment