FUVEST 2013 - Q18 - A extremidade de uma fibra ótica adquire o formato arredondado

📲 Important links and information: https://linktr.ee/profgabs 🔢 Mathematics from USP | +10k students in 15 years ✅ Want to learn Math and Physics in an uncomplicated way? Subscribe to the channel and follow me on all social media! 📲 Access the Telegram Channel at the link above to stay up-to-date on all the news, chat with me, ask questions, and suggest topics for future classes! ⬇️ Leave your questions in the comments! Big kiss, see you in the next video!