MCQ Practice Science 📖 Bluetooth operations use-- ক laser technologyখ magnetic technologyগ optical technologyঘ radio technology 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'Bkash' is an example of: Next‘CD’ computer abbreviation usually means—
