Conditions of Equilibrium | 9th Class Physics Chapter 4 | PTB 2025
Автор: The Lecturer Group
Загружено: 2025-09-15
Просмотров: 185
This video explains the important topic “Conditions of Equilibrium” from Chapter 4: Turning Effect of Force of the 9th Class Physics PTB 2025 syllabus. Learn about the two key conditions that must be satisfied for a body to be in complete equilibrium — explained in simple Urdu/Hindi for better understanding.
📘 Book: Physics Class 9 – Punjab Textbook Board 2025
📚 Chapter: 4 – Turning Effect of Force
📌 Topic 4.9: Conditions of Equilibrium
📌 What’s covered in this lecture:
Definition of Equilibrium
First Condition of Equilibrium (ΣF = 0)
Second Condition of Equilibrium (ΣT = 0)
Explanation with diagrams
Examples: Bridge, Ladder, Table, See-saw
Importance in real-world applications
🎯 This video helps build strong concepts for board exams and daily life physics.
📌 Don't forget to Like, Comment, and Subscribe to The Lecturer Group for more topic-wise lectures.
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