jillianroseb1910 jillianroseb1910

15-12-2021
Physics

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A 55 kg cube accelerates at 1.7 m/s2. If it was pushed at 161 N, what is the coefficient of friction between the cube and the ground?

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Аноним Аноним

15-12-2021

Answer:

Explanation:

ASSUMING the force and the ground are both horizontal.

ΣF = ma

F - μmg = ma

μmg = F - ma

μ = (F - ma)/mg

μ = (161 - 55(1.7))/(55(9.8))

μ = 0.12523191...

μ = 0.13

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