IIT Kgpian | Civil Engineer | Loves meditation, cooking and writing articles on contemporary events.

Shashank Rajak

This course covers 'Work and Energy' chapter of Class 9 Science. It covers all the important concepts of work done, energy and power. It will help the students of class 9th to clear their basic concepts of Physics and become confident in the subject. It will also help people preparing for medical/engineering entrance exam and other government examinations. This course also contains some good problems for practice which will help learners to test their knowledge at the end of the course.

Learn all the basic concepts of Class IX to build a strong foundation for your future learning curve.

CBSE Class 9

English

Work, Power and Energy - NCERT Physics Class 9

Science and Technology

Physics

Work & Energy

Motion, Force & Work

Science

Class 6-12

Become a topper in your school and ace your board exams by learning from best educators in the country

CBSE

CBSE (Central Board of Secondary Education)

This is an overview of the entire course structure.

Course Overview

In this lesson we learn the meaning of work done and the diffence between the meaning of work in daily life and science.

An Introduction to the Work Done

This lesson deals with the concept of work done by a constant force.

Work Done by a Constant Force

This lesson explains about kinetic energy and its mathematical expression.

Kinetic Energy

This lesson explains about potential energy and its mathematical expression.

Potential Energy

This lesson deals with the Law of Conservation of Energy.

Law of Conservation of Energy

This lesson deals with the concept of Power and the commercial unit of energy.

Power

This lesson contains some problems for practice on various topics covered in this course.

Problems for Practice - Part 1

Problems for Practice - Part 2

I'm from lucknow. I completed M.Sc.(zoology) from Nainital, B.Ed. from Lucknow. cleared UPTET in 2011. 

Kavita Shukla

In this course, the educator is discussing sound and related topics and questions and answers

(Hindi) Sound: Class 9

M.Sc. in Physics from LNM University, Darbhanga. Cleared CDS written. An UPSC aspirant. Passionate for Teaching and Travelling .

Priyansh Diwakar

This course is all about the concept of Motion Class 9 students.

(Hindi) Class 9 : Motion and its Laws

B.Tech with 2+ years of teaching Experience | Specializes in Mathematics | Passionate about building next generation coders

Samhita Acharjee

The educator discusses the Numericals on work and energy for CBSE Class 9.

Numericals on Work and Energy: CBSE Class 9

(Hindi) Work, Power and Energy - NCERT Physics Class 9

Physics and Maths Faculty for CBSE and Government Exams.I have done B.Tech(M.E),I am helping student to achieve their dream from last 4 year

Prabhat Tyagi

In this course, the educator is discussing the Work and Energy with their basic principles including the daily life Examples

(Hindi) Class 9- Work and Energy

In this course we will discuss about gravitational Force and law of gravitation and related other topics with questions and answers

Lessons

9 lessons • 1h 10m

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Course Overview

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An Introduction to the Work Done

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Work Done by a Constant Force

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Kinetic Energy

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Potential Energy

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Law of Conservation of Energy

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Power

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Problems for Practice - Part 1

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Problems for Practice - Part 2