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Block A, with a Mass of 10 Kg, Rests on a 30

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Block A, with a mass of 10 kg, rests on a 30 °\degree 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 8.0 kg, is attached to the dangling end of the string. The acceleration of B is:  Block A, with a mass of 10 kg, rests on a 30 \degree 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 8.0 kg, is attached to the dangling end of the string. The acceleration of B is:   A)  0.69 m/s<sup>2</sup>, up the plane B)  0.69 m/s<sup>2</sup>, down the plane C)  2.6 m/s<sup>2</sup>, up the plane D)  2.6 m/s<sup>2</sup>, down the plane E)  0


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