Engineering Mechanics | System of Forces | Lecture 4 | Problem Solving | Parallelogram Law

Parallelogram Law of Forces | Solved Numericals | Engineering Mechanics Lecture 4 Welcome to *EASY SCIENCE PREP!* In **Engineering Mechanics – Chapter 1: System of Forces, Lecture 4**, we solve important numerical problems based on the **Parallelogram Law of Forces**, resultant of two forces, and resolution of forces. This lecture is specially designed for **First Year B.E./B.Tech Engineering students**, with step-by-step solutions, clear force diagrams, mathematical calculations and practical engineering applications. 📘 *TOPICS COVERED IN THIS LECTURE* ✅ Parallelogram Law of Forces – Quick Revision ✅ Resultant of Two Forces ✅ Calculation of Magnitude and Direction of Resultant ✅ Resolution of Forces into Horizontal and Vertical Components ✅ Problem Solving Using Trigonometric Relations ✅ Numerical Problems on Car Pulled by Two Ropes ✅ Numerical Problems on Boat Pulled by Two Ropes ✅ Step-by-Step Solutions with Free Body Diagrams *📐 IMPORTANT FORMULAS* Magnitude of resultant: R = √(P² + Q² + 2PQ cosθ) Direction of resultant: tan α = (Q sinθ)/(P + Q cosθ) Equilibrium of vertical components: ΣFy = 0 Resultant along horizontal direction: R = ΣFx *🎯 WHO SHOULD WATCH THIS VIDEO?* First Year B.E./B.Tech Engineering Students Mumbai University Engineering Students Mechanical, Civil and Electrical Engineering Students Diploma Engineering Students GATE and ESE Aspirants SSC JE, RRB JE and State AE/JE Aspirants *📚 ENGINEERING MECHANICS – CHAPTER 1: SYSTEM OF FORCES* Lecture 1: Force, Characteristics of Force and Graphical Representation Lecture 2: Classification and Types of Force Systems Lecture 3: Resultant of Two Forces – Parallelogram Law and Triangle Law *Lecture 4: Problem Solving on Parallelogram Law of Forces* Learn Engineering Mechanics with clear concepts, colorful diagrams, solved examples and exam-oriented numerical problems. 🌐 *Website:* https://easyscienceprep.com 🔔 *Subscribe to EASY SCIENCE PREP* for Engineering Mechanics, Applied Mechanics, Physics and Mathematics lectures. 👍 Like the video if you find it useful. 💬 Comment your doubts and numerical problems. 📤 Share with your engineering classmates. #EngineeringMechanics #ParallelogramLaw #SystemOfForces #SolvedNumericals #ResultantOfForces #FirstYearEngineering #AppliedMechanics #MumbaiUniversity #MechanicalEngineering #CivilEngineering #GATE #SSCJE #EasySciencePrep