What does ‘c’ represent in physics? 👤 By The Quiz Wire ✅ Fact Checked 📊 Difficulty Easy 📅 Last Updated 01 Dec 2025 A. Planck Constant B. Gravitational Constant C. Speed of Light D. Avogadro's Number Check Answer 💡 Explanation: The symbol 'c' represents the speed of light in a vacuum. 📚 Topics: Physics Science 🎯 Exams: CSS GEN NTS PMS