An object with a mass M = 250 g is at rest on a plane that makes an angle $\theta$ = 30º above the horizontal.The coefficient of kinetic friction between M and the plane is µ_k = 0.100.Mass M is attached by a string to another mass, m = 200 g,which hangs freely.When mass m has fallen 30.0 cm,its speed is A)83 cm/s B)48 cm/s C)160 cm/s D)59 cm/s E)72 cm/s

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The Answer of An object with a mass M = 250 g is at rest on a plane that makes an angle $\theta$ = 30º above the horizontal.The coefficient of kinetic friction between M and the plane is µ_k = 0.100.Mass M is attached by a string to another mass, m = 200 g,which hangs freely.When mass m has fallen 30.0 cm,its speed is A)83 cm/s B)48 cm/s C)160 cm/s D)59 cm/s E)72 cm/s

An Object with a Mass M = 250 G Is θ\thetaθ

An Object with a Mass M = 250 G Is $\theta$