When it comes back to initial point it has velocity

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An object is launched along the incline of angle 30 degrees with horizontal from its bottom level with initial velocity 6.5 m/s. It reaches height 2.1 m, comes to momentarily stop and slides back. When it comes back to initial point it has velocity 2.5 m/s. Find coefficient of friction between object and an incline.

Reference no: EM132536202

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