I Younis Khan here provided complete detailed lectures of Chapter 11 Work and Energy of Class 9. Students need not to buy any course from any other website. This Portal is a complete educational Portal with detailed lectures and online quizzes. So here all lectures and quizzes of this chapter is provided.
In this Course I have provided following content:
- Introduction, work, Work done by Constant force, Types of Work and Units of Work.
- Energy, Various forms of energy, Kinetic Energy, Potential Energy, Conservation of Mechanical Energy for freely falling body.
- Rate of Doing Work, Units of Power, Commercial unit of Energy.
- Numericals based on all above Concepts
- Online quizzes and assignments