Power is measured in joules per second j s r o watts w and is worked out using the formula.
Work energy and power worksheet pdf.
Work energy and power this worksheet and all related files are licensed under the creative commons attribution license.
Work work and energy are the same thing.
Use the following diagram for questions 10 and 11.
Energy exists in many different forms eg kinetic energy e k potential energy u g electrical energy and elastic or spring energy e s.
P 2 07 104watts 2 a 0 45 kg book sits on a shelf 1 80 m above the floor.
Be sure to show all calculation work in the space provided.
Work energy and power page.
Work energy and power the following pdf files represent a collection of classroom ready think sheets pertaining to the topic of motion in one dimension.
Work and power worksheet answer each question by calculating for the missing variable.
Consider a 10 kg mass sitting on the ramp shown to the right.
The concept of power is concerned with how rapidly energy is being transferred or transformed when work is done.
The think sheets are synchronized to readings from the physics classroom tutorial and to missions of the minds on physics program.
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In this article we will learn all about the concept of work power and energy.
Work energy and power are the most used terms in physics.
Work power and energy worksheet author.
Work energy and power.
A fundamental principle of nature is that energy cannot be created or destroyed only transformed or transferred.
Pf1 5 work energy and power page 1 of 5 june 2012.
If the pump s power output is 250 horsepower how long.
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.
You must exert a force of 4 5 n on a book to slide it across a table.
Work energy and power the physics classroom 2009 page 2 the amount of work w done on an object by a given force can be calculated using.
In physics power is associated with energy and has a precise meaning.
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A calculate the gravitational potential energy of the book relative to the floor.
We call this rule conservation of energy.
Energy can t be created or destroyed it can only be changed from one type into another type.
Teachers may print the entire packet or individual think.
Conversion equivalencies for energy or work 1 british thermal unit btu international table 251 996 calories cal international table.
Please circle your final answer and be sure it has the proper label.
It is the rate of work done or rate of energy transfer.
Work and energy can be considered as two sides of the same coin.
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Worksheet work power and energy sections 9 1 9 6 1 what is the power of a crane that does 5 80 x 104 j of work in 2 80 s.