Y Yatendra Sir 🎓 Tutor III ⭐ 5.66K Points 📊 Physics Q. Who is known as the 'father of quantum theory'? (A) Albert Einstein (B) Max Planck (C) Werner Heisenberg (D) Ernest Rutherford 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (B) Max Planck You must be Logged in to update hint/solution 💬 Discussion 💬 Comment