MCQ Practice English 📖 Roentgen was ----- German physicist who discovered X-rays, revolutionizing medical diagnosis. A a B an C the D X (Nothing) Favorite Practice Add to Book Explanation & Answer Detailed explanations and answers are restricted. Unlock full access by logging in to your account. 🔒 Unlock the detailed explanation and answers Log In / Sign Up Previous' Read attentively ' এটি কোন ধরনের বাক্য ? NextRoentgen won ----- 1901 Noble prize.