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coleshear coleshear
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3 weeks ago

A fire fighter tightens the nut on the top of a fire hydrant using a large wrench.  If she applies a force of 250 N perpendicular to the wrench, at a point 0.75 m from the axis of rotation of the nut, how much work does she do on the nut as she rotates it through 45o?



190 J



150 J



290 J



130 J

Textbook 
College Physics

College Physics


Edition: 5th
Author:
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heathernhullheathernhull
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3 weeks ago
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coleshear Author
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3 weeks ago
Thank you, thank you, thank you!
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Just got PERFECT on my quiz
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