R Ram Sharma 🎓 Coach ⭐ 193.88K Points 📊 Physics Q. One watt-hour is equivalent to (A) 3.6 × 103 J (B) 6.3 × 103 J (C) 6.3 × 10-7 J (D) 3.6 × 10-3 J 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (A) 3.6 × 103 J You must be Logged in to update hint/solution 💬 Discussion 💬 Comment