Pulley Complete Concept 🔥 | Class 9 Science | Simple Machines Lecture 6 | Fixed, Movable | CBSE 2026

🚀 Welcome to infinity classes Coaching! In Lecture 6 of the Work, Energy & Simple Machines chapter, we will understand Pulley in the easiest way. 📚 In this lecture, you will learn: ✅ What is a Pulley? ✅ Fixed Pulley ✅ Movable Pulley ✅ Compound Pulley ✅ Mechanical Advantage (MA) ✅ Velocity Ratio (VR) ✅ Load & Effort ✅ Daily Life Examples ✅ Important Numerical Concepts ✅ Exam-Oriented Questions This lecture is specially designed for Class 9 students and will help you score better in school exams, Olympiads, and build strong Physics fundamentals. 👍 If you find this video helpful, don't forget to Like, Share, Comment, and Subscribe to APNa Coaching. #Class9Physics #SimpleMachines #Pulley #Physics #Science #CBSE #NCERT #Lecture6 #MechanicalAdvantage #FixedPulley #MovablePulley #CompoundPulley #BlockAndTackle #ExamPreparation #StudyWithMe