e Assignment Wiley PLUS LCourse PHYS 209 wileyplus.comledugenlstudentlmainfr.uni

Question

e Assignment Wiley PLUS LCourse PHYS 209 wileyplus.comledugenlstudentlmainfr.uni US Cutnell, Physics, 10e GENERAL PHYSICS i AND 2 (PHYS 209/2 Grace Period: 14 days left Register N k Practice Gradebook ORION MESSAdr INSTRUCTOR FULL SCREEN PRINTER VERSTON A student, starting from rest, slides down a water ide, on way down, a kineoc motional force (a nonconservative force) acts on her, student has a mass of 69 kg, and the height of water the force does 5.9 x 10 of now rast is the student going at the bottom orthe the side is 12.5 m, tr the kinetic frictional Question Attempts o of 10 used save non aren maple

Explanation / Answer

From Work Energy Theorem

WN+Wf = dKE + dUg

0+Wf = (1/2)mVf2-mgh

-5900 =(1/2)*69*Vf2-69*9.8*12.5

Vf = 8.6 m/s

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