An object with a mass of $12 k g$ $12 kg$ is on a plane with an incline of $- \frac{π}{6}$ $- pi/6$ . If it takes $9 N$ $9 N$ to start pushing the object down the plane and $5 N$ $5 N$ to keep pushing it, what are the coefficients of static and kinetic friction?

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An object with a mass of $12 k g$ $12 kg$ is on a plane with an incline of $- \frac{π}{6}$ $- pi/6$ . If it takes $9 N$ $9 N$ to start pushing the object down the plane and $5 N$ $5 N$ to keep pushing it, what are the coefficients of static and kinetic friction?

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Answer 1 · 2017-07-16T04:51:39

Static friction coefficient is $0.08$ $0.08$ and the dynamic is $0.04$ $0.04$ .

Explanation:

Static friction coefficient:
![my http://notebook.](https://useruploads.socratic.org/JW2h5VqwSLqSuedW9r9J_IMG_20170716_101454_326.JPG)
Dynamic friction coefficient:
![my http://notebook.](https://useruploads.socratic.org/U7yNNTMOp0Rnla19hDgY_IMG_20170716_101511_971.JPG)
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An object with a mass of $12 k g$ $12 kg$ is on a plane with an incline of $- \frac{π}{6}$ $- pi/6$ . If it takes $9 N$ $9 N$ to start pushing the object down the plane and $5 N$ $5 N$ to keep pushing it, what are the coefficients of static and kinetic friction?

1 Answer

Explanation:

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An object with a mass of 12 kg12kg12 kg is on a plane with an incline of - pi/6 −π6 - pi/6 . If it takes 9 N9N9 N to start pushing the object down the plane and 5 N5N5 N to keep pushing it, what are the coefficients of static and kinetic friction?

1 Answer

Explanation:

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An object with a mass of $12 k g$ $12 kg$ is on a plane with an incline of $- \frac{π}{6}$ $- pi/6$ . If it takes $9 N$ $9 N$ to start pushing the object down the plane and $5 N$ $5 N$ to keep pushing it, what are the coefficients of static and kinetic friction?