marirodz5300 marirodz5300

01-12-2017
Chemistry

contestada

A mother pulls her two children on a sled through the snow along a flat street. How much work is done if she pulls her children 100 feet with a constant force of 40 pounds at an angle of 28°?

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christopher119p0alm8 christopher119p0alm8

01-12-2017

W=F.s
W=40cos28 x 100
Press the calculator yourself

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