Work Energy And Power Worksheet Answers Pdf

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Work energy and power worksheet answers pdf.

Whether the work adds or removes energy from the object d. A how much power is required to pull him 100 m up a 30º frictionless slope at a constant speed of 2 m s. 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 skier of mass 70 kg is pulled up a slope by a motor driven cable.

Whether the work adds or removes energy from the object 4. Please circle your final answer and be sure it has the proper label. Power is measured in joules per second j s r o watts w and is worked out using the formula. This oer repository is a collection of free resources provided by equella.

Rkhedrick last modified by. We call this rule conservation of energy. Physics work and energy worksheet solutions part i 1.

Use the following diagram for questions 10 and 11. Circle all correct answers. Work and energy page 2 of 5 power. Work power and energy worksheet author.

When a force moves. Consider a 10 kg mass sitting on the ramp shown to the right. The direction of the work vector c. Download work energy power problems with solutions pdf 497 kb equella is a shared content repository that organizations can use to easily track and reuse content.

A force of 10 n is applied to a 2 0 kg mass at rest on which the force of friction is 4 0 n. Work energy and power page. Energy can t be created or destroyed it can only be changed from one type into another type. The concept of power is concerned with how rapidly energy is being transferred or transformed when work is done.

B the displacement is in the same direction as the force of friction. Worksheet 1 2 and 3 19 science education centre 2002 physics fet revision. In physics power is associated with energy and has a precise meaning. Soweto diepkloof p o box 39067 booysens 2016 011 9381666 7 011 9383603 email.

The direction of the work vector b. B how many horsepower hp output must a motor have to perform this task. You must exert a force of 4 5 n on a book to slide it across a table. Consider two blocks stacked one above the other on a table.

It is the rate of work done or rate of energy transfer. Work work and energy are the same thing. Which sets of units represent legitimate units for the quantity work. Work energy power 1 science education centre.

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