P Physics Walla 🎓 Invincible ⭐ 649 Points 📊 Physics Q. The ''four stroke petrol engine' is based on (A) Carnot-cycle (B) Otto-cycle (C) Diesel-cycle (D) Boyle's-cycle 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (B) Otto-cycle You must be Logged in to update hint/solution 💬 Discussion 💬 Comment