Block A, with a mass of 10 kg, rests on a 30°incline.The coefficient of kinetic friction is 0.20.The attached string is parallel to the incline and passes over a massless, frictionless pulley at the top.Block B, with a mass of 3.0 kg, is attached to the dangling end of the string.The acceleration of B is: A)0.20 m/s², up B)0.20 m/s², down C)2.8 m/s², up D)2.8 m/s², down E)0 m/s²

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The Answer of Block A, with a mass of 10 kg, rests on a 30°incline.The coefficient of kinetic friction is 0.20.The attached string is parallel to the incline and passes over a massless, frictionless pulley at the top.Block B, with a mass of 3.0 kg, is attached to the dangling end of the string.The acceleration of B is: A)0.20 m/s², up B)0.20 m/s², down C)2.8 m/s², up D)2.8 m/s², down E)0 m/s²

Block A, with a Mass of 10 Kg, Rests on a 30°incline.The