Work Energy And Power Notes Class 10

In this article you will get cbse class 9 science chapter notes on work and energy.

Work energy and power notes class 10.

Notes for work energy and power chapter of class 11 physics. It is measured by the product of the force and the distance moved in the direction of the force i e w f s. Work whenever a force acting on a body produces a change in the position of the body work is said to be done by the force. And k f final kinetic energy.

Work force x displacement in direction of force w f x s. Dronstudy provides free comprehensive chapterwise class 11 physics notes with proper images diagram. Work done by the force is positive if the angle between force and displacement is acute 0 θ 90 as cos θ is positive. In these notes a brief and simple explanation of all important topics is given which will help students make an.

Where k i initial kinetic energy. Regarding the work energy theorem it is worth noting that. Free pdf download of class 10 physics chapter 2 work energy and power revision notes short key notes prepared by our expert physics teachers as per cisce guidelines. Get work energy and power physics chapter notes questions answers video lessons practice test and more for cbse class 10 at topperlearning.

The product of force and displacement in direction of force is called work. Work done by a force in displacing a body is equal to change in its kinetic energy. Work energy and power class 11 notes thus we have discussed three elementary topics on physics as students would have covered them during their high school days. Iii at thermal power house chemical energy of coal is changed into heat energy which is futher converted into kinetic energy and electrical energy.

This signifies when the force and displacement are in same. Iv plants use solar energy to make chemical energy in food by the process of photosynthesis. We at byju s are of the opinion that proper guidance with the right textbooks is essential for students to succeed. Work energy and power class 11 notes physics chapter 6 work is said to be done when a force applied on the body displaces the body through a certain distance in the direction of applied force.

Here θ is the angle between and. Here 1 4πσ 0 9 0 10 10 n m 2 c 2 constant.