Newtons laws used to analyze motion of an object slideshow 3223032 by acton. Work work is the transfer of energy through motion. But joule is the unit of work and its also the unit of energy. Powerpoint slide on work energy power compiled by manjunatha e. Concepts of work, kinetic energy and potential energy are discussed. And ill do another presentation on all of the things that soon. Work, energy and power tuesday february 10th reading. Nuclear energy is unusual in that it can give off energy in the form of light or heat, but it is the change in the atoms makeup that produces the energy. Define work, energy and power work is defined as product of the force and displacement of an object in the direction of force. Energy energy is anything that can be converted into work. Define and apply the concept of power, along with the.
In this article, we will learn all about the concept of work, power and energy. Energy, work, and power energy is a very important concept both in physics and in our world at large. Ppt work, energy, and power powerpoint presentation free to. Work joule power watt energy kinetic energy potential energy machine fulcrum pulley law of conservation of energy. Work and energy can be considered as two sides of the same coin. Power w change in work or energy j p e t change in time sec. You can use these energy ppt in your projects and presentations. It is the rate of work done or rate of energy transfer. Work, energy, power chapter 7 in a nutshell work is force times distance. Energy, work, and power oberlin college and conservatory.
The average power is this work divided by the time p1. A car moving, a rocket taking off, an aero plane flying, are a few of the events which take place regularly and can give us insight into the concept of work and energy. In physics, power is associated with energy and has a precise meaning. Microsoft powerpoint work, power, and energy animation 98 author. Energy cant be created or destroyed, it can only be changed from one type into another type. December 1996 subcourse overview this subcourse is designed to teach you to perform work, power and energy calculations for electrical circuits. 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. Formula of work is wfxs f force in newton s displacement in meters. Download free energy powerpoint templates and themes. In a drought affected region she may be required to carry it over large. A force acting on a body shows a displacement in the direction normal to the direction of the force. Conservation laws work, defined work carries a specific meaning in physics simple form. Power is measured in joules per second js r o watts w and is worked out using the formula.
Kinetic energy table 71 typical values of work work is force times distancebut. Scribd is the worlds largest social reading and publishing site. Windup toys, grandfather clocks, and pogo sticks are examples of mechanical. There are higher middle and lower ppt for the particularly difficult content and include the required practicals as well.
Submarines, power plants, and smoke detectors all use nuclear energy. Work, power, and energy electrical subcourse number it 0348 edition a us army intelligence center fort huachuca, az 8566000 2 credit hours edition date. Work is a scalar so the sign should not be misinterpreted to mean that work is a vector. In this article you will get cbse class 9 science, chapter notes on work and energy. This chapters instructors provide you with reallife examples of the forces at play when energy is. The capacity to do work easy forms of mechanical energy kinetic energy potential energy examples of other. Work is defined as energy transfer, energy is a scalar quantity and the sign indicates whether energy was increased or decreased. A farmer clearing weeds in his field is said to be working hard. Bisma and megan kinetic energy ke 12mv2 kinetic energy 12 mass speed2 power alternative form vocab kinetic energy is the energy of motion of the ball that is equal to the work that would need to be done to stop its motion.
Powerpoints on work, energy, power teaching resources. In order for work to take place, a force must be exerted through a distance. Physics notes class 11 chapter 6 work, energy and power work when a force acts on an object and the object actually moves in the direction of force, then the work is said to be done by the force. Electrical shock occurs when the body becomes part of the electric circuit, either when an individual comes in contact with both wires of an electrical circuit, one wire of an energized circuit and the ground, or a metallic part that has become energized by. Work, energy and power are the most used terms in physics. Powerpoint slide on work power energy compiled by anil kumar. This sign tells us about the direction of the energy transfer. A woman carrying water from a well to her house is said to be working. In this case, the car was given kinetic energy and it took two seconds to give it that kinetic energy. They are probably the first thing you learn in your physics class. The amount of work done depends on two things the amount of force exerted and the distance over which the force is applied. Phys068 energy, work, and power revised \ch01 energy work, and power scofield supplemental notes september 8, 2009 page 1 of 12 chapter 1.
Ppt 2 scientific notation, significant digits, measurements conversion of units 3. Work, and energy instruction copy all slides with a what is. Stopping a block with a spring find the maximum distance the spring will compress using the work energy theorem the key idea is that the kinetic energy changes to zero by the work. The capacity to do work easy forms of mechanical energy kinetic energy potential energy examples of other types radiant thermal internal unit. Aqa 91 energy physics complete topic ppt tes resources. The law of conservation of mass the law of conservation of matter or mass states that matter cannot be created nor destroyed in an ordinary chemical reaction. Free power cells powerpoint template april 10, 2017 march 12, 2020. This ppt explained real life examples with simple calculation.
A complete set of ppt for aqa energy including energy stores, ke, gpe and pe, energy transfer, power, ir radiation, shc, energy resources and some other stuff to. Displaying powerpoint presentation on work energy and power available to view or download. Ppt work, power, and energy powerpoint presentation. Ppt work and energy powerpoint presentation free to. Cbse class 9 ch 11 work and energy worksheet work and energy. Work, energy and power in this section of the transport unit, we will look at the energy changes that take place when a force acts upon an object. A free powerpoint ppt presentation displayed as a flash slide show on id. Define work, energy and power energy is defined as capacity to do work. Power calculation a 5 kg cart is pushed by a 30 n force against friction for a distance of 10m in 5 seconds. Describe the relationship between work and kinetic energy, and apply the work energy theorem. Introduction to work and energy video khan academy. Ppt work, energy, and power powerpoint presentation. We can find the power output by the engine by taking the work done on the car divided by the time it took to do that work.
One powerpoint presentation on work and energy, and one on power. Ppt work, energy and power powerpoint presentation, free. The capacity to do work easy forms of mechanical energy kinetic energy potential energy examples of other types radiant thermal internal. This oer repository is a collection of free resources provided by equella. Work and kinetic energy lectures for university physics. Download work energy power problems with solutions. Because if you look at the definitions that wikipedia gave us, work is energy transferred by a force and energy is the ability to work.
For each approved ppt you will get 25 credit points and 25 activity score which will increase your profile visibility. Work, energy and power are some of the more important topics of mechanics in classical physics. Ppt work, power, and energy powerpoint presentation, free. The terms work, energy and power are frequently used in everyday language. Nuclear power plants use uranium, a radioactive element, to create electricity. To find the work done on the car, we just need to figure out how much energy was given to the car. During this process, the force on the cycle due to the road is 200 n and. Power work or energy time p wt f x dt f v the units for power.
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