Roger pushes a box on a 30° incline. If he applies a force of 60 newtons parallel to the incline and displaces the box 10 meters along the incline, how much work will he do on the box?

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26-10-2017
Physics

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Roger pushes a box on a 30° incline. If he applies a force of 60 newtons parallel to the incline and displaces the box 10 meters along the incline, how much work will he do on the box?

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Catya Catya · Answer 1 · 2017-10-26T17:59:53+02:00

Catya Catya

26-10-2017

Work = Force * distance

He's going up an incline but pushing parallel to the ground. Draw out a diagram to show what's going on. )

Work = force* distance*Cos(incline angle)
60 N force * 10 meters * cos(30)
= 519.61 J

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