A gust of wind pushes a beach ball with a force of 9 newtons. The ball rolls 10 meters in 3 seconds. What is the power of the wind?

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02-02-2017
Physics

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A gust of wind pushes a beach ball with a force of 9 newtons. The ball rolls 10 meters in 3 seconds. What is the power of the wind?

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MissPhiladelphia MissPhiladelphia · Answer 1 · 2017-02-16T16:28:36+01:00

MissPhiladelphia MissPhiladelphia

16-02-2017

Power is the rate of doing work. So, it is expressed as

power = work done/ time

therefore power = force * distance/ time

Power = 9 * 10 / 3 = 30W

Hope this answers the question. Have a nice day.

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macywhyna macywhyna · Answer 2 · 2017-02-21T17:05:50+01:00

macywhyna macywhyna

21-02-2017

Power is the rate of doing work. So power = work done/ time

therefore power = force * distance/ time

= 9 * 10 / 3 = 30W

Answer Link