A collar having a mass M and negligible size slides over the surface of a horizontal circular rod for which the coefficient of kinetic friction is μ_k. If the collar is given a speed v₁ and then released at θ = 0 deg, determine how far, d, it slides on the rod before coming to rest.

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Given: M = 0.75 kg r = 100 mm Mk = 0.3 m V1 = 4. VI S 8 = 9.81 m 2 S