How a Four-Stroke Engine Works šŸ”„ | 4-Stroke Engine Explained #Shorts( machines in Motion, Episode 1)

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Shared October 25, 2026

šŸ”„ How does a car engine turn fuel into motion? Discover the fascinating science behind the four-stroke petrol engine in this cinematic 3D educational video! Welcome to NOOR UL ILM — Machines in Motion, Episode 1. In this episode, we explore the four stages of a four-stroke spark-ignition engine: šŸ”µ 1. INTAKE: The piston moves down, drawing the air-fuel mixture into the cylinder. 🟢 2. COMPRESSION: Both valves close as the piston moves up, compressing the mixture and increasing its pressure and temperature. šŸ”“ 3. POWER: The spark plug ignites the compressed mixture. Expanding hot gases push the piston down, producing mechanical work. āš™ļø 4. EXHAUST: The piston moves up, pushing burnt gases out through the exhaust valve. šŸ“š What will you learn? How pistons, valves, connecting rods, and crankshafts work together. How chemical energy is converted into thermal energy and then mechanical work. Why one four-stroke cycle requires two crankshaft revolutions. The physics and mechanical engineering behind a petrol engine. šŸŽ¬ Coming next — Episode 2: How Does a Crankshaft Convert Piston Motion into Rotation? This educational animation is ideal for physics students, school learners, and anyone curious about how machines work. Subscribe to NOOR UL ILM for visual physics lessons, mathematics, science discoveries, and mechanical engineering. 🌟 NOOR UL ILM — LEARN. EXPLORE. GROW. #FourStrokeEngine #HowEnginesWork #Physics #MechanicalEngineering #Shorts #FourStrokeEngine #HowEnginesWork #InternalCombustionEngine #PetrolEngine #EngineAnimation #ScienceEducation #NoorUlIlm