A box is lying on an inclined plane what is the coefficient of static friction if the box starts sliding when an angle of inclination is 300

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A box is lying on an inclined plane what is the coefficient of static friction if the box starts sliding when an angle of inclination is 30⁰

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0.173

0.577

1.732

1.677

answer is B.

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Detailed Solution

$\begin{matrix} μ = \tan (angle of repose) \\ = \tan 30^{\circ} = \frac{1}{\sqrt{3}} = 0.577 \end{matrix}$

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