📅 MIT Science Bowl Invitational 2020🎓 HS🔄 Round 2#️⃣ Question 20🌟 BONUS✍️ Short Answer
In the operation of lasers, the phosphor can be excited to a metastable state. In order for the laser to function, a state in which more of the phosphor is in the excited state than ground state is required. What is this state known as?
✔️Answer:Population inversion
🚀
Take Your Prep to the Next Level
Practice with interactive modes, adaptive testing, and detailed stats on our main app.