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A frictionless inclined plane making an angle of 250 with the horizontal has a frictionless pulley at its top. A 30.0-kg block on the plane

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A frictionless inclined plane making an angle of 250 with the horizontal has a frictionless pulley at its top. A 30.0-kg block on the plane is connected to a freely-hanging 20.0-kg block by means of a cord passing over the pulley. a. Determine the distance the 20.0-kg block will fall in 2.0 seconds starting from rest. [2 marks] b. What is the tension in the cord? [1 mark]

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