Aspiring Physics teacher. Student at RIE Mysuru (NCERT). Programming enthusiast. Intermediate in Python programming. 

Karthik Jayadevan

This course covers The Eleventh chapter of the CBSE Class 11 science textbook named "Work and Energy".

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

CBSE Class 9

English

CBSE Class 9- Work and Energy

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)

Course Overview: The essentials and milestones of the course.

Course Overview

Introduction to the scientific concept of work. Examples of "scientific work". Conditions for doing work.

Do You Work Hard?

The mathematical expression for work. The SI unit of work.

The Mathematical Expression for Work

The concepts of zero work, positive work and negative work.

Can Work Done be Negative?

Energy, the capacity to do work. 1 J of energy.

An Energetic Lesson

Kinetic energy. Derivation of the expression for kinetic energy.

The Energy due to Motion

Potential Energy. The mathematical expression for gravitational potential energy.

The Energy due to Position

The law of conservation of energy. The rate of doing work - Power. The SI unit of power. The commercial unit of energy.

The Law of Conservation of Energy, The Rate of doing Work

BONUS Video 1 - NCERT Exercises Discussion Part 1

NCERT Exercises Discussion Part 1 (Bonus video)

NCERT Exercises Discussion Part 2 (Bonus Video)

NCERT textbook exercises discussion part 3

NCERT Exercises Discussion Part 3 (Bonus Video)

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

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.

(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

11 lessons • 1h 47m

Invalid Date

NaN

Course Overview

Invalid Date

NaN

Do You Work Hard?

Invalid Date

NaN

The Mathematical Expression for Work

Invalid Date

NaN

Can Work Done be Negative?

Invalid Date

NaN

An Energetic Lesson

Invalid Date

NaN

The Energy due to Motion

Invalid Date

NaN

The Energy due to Position

Invalid Date

NaN

The Law of Conservation of Energy, The Rate of doing Work

Invalid Date

NaN

NCERT Exercises Discussion Part 1 (Bonus video)

Invalid Date

NaN

NCERT Exercises Discussion Part 2 (Bonus Video)

+ See all lessons