R Ranjeet 🎓 Tutor III ⭐ 34.60K Points 📊 Science Q. Laser is a device to produce (A) a beam of white light (B) coherent light (C) microwaves (D) X rays 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (B) coherent light You must be Logged in to update hint/solution 💬 Discussion 💬 Comment