An object with a mass of $6 k g$ $6 kg$ is on a plane with an incline of $- \frac{π}{6}$ $- pi/6$ . If it takes $18 N$ $18 N$ to start pushing the object down the plane and $15 N$ $15 N$ to keep pushing it, what are the coefficients of static and kinetic friction?

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An object with a mass of $6 k g$ $6 kg$ is on a plane with an incline of $- \frac{π}{6}$ $- pi/6$ . If it takes $18 N$ $18 N$ to start pushing the object down the plane and $15 N$ $15 N$ to keep pushing it, what are the coefficients of static and kinetic friction?

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Answer 1 · 2017-05-05T11:15:04

$μ_{k} = 0.5$ $mu_k=0.5$
$μ_{s} = 0.6$ $mu_s=0.6$

Explanation:

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We have $μ_{k} \times 6 \times 10 \times sin (\frac{π}{6}) = 15$ $mu_kxx6xx10xxsin (pi/6)=15$
$:.mu_k=1/2= 0.5$
Also
$mu_sxx6xx10xxsin (pi/6)=18$
$:.mu_s=0.6$

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An object with a mass of $6 k g$ $6 kg$ is on a plane with an incline of $- \frac{π}{6}$ $- pi/6$ . If it takes $18 N$ $18 N$ to start pushing the object down the plane and $15 N$ $15 N$ to keep pushing it, what are the coefficients of static and kinetic friction?

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1 Answer

Explanation:

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An object with a mass of $6 k g$ $6 kg$ is on a plane with an incline of $- \frac{π}{6}$ $- pi/6$ . If it takes $18 N$ $18 N$ to start pushing the object down the plane and $15 N$ $15 N$ to keep pushing it, what are the coefficients of static and kinetic friction?