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A kid is on a stationary sled,on snowy ground with Us=0.125. It takes 71.2N of force to get the sled moving. How much normal force is acting?

Respuesta :

MathPhys

Answer:

570 N

Explanation:

Friction = normal force × coefficient of friction

F = Nμ

71.2 = N (0.125)

N = 569.6

Rounded to 3 significant figures, the normal force is 570. N.

Jamieandej

Correct Answer:

570 N

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