Question: A 100 g granite cube slides down a 40 frictionless ramp. At the bottom, just as it exits onto a horizontal table, it collides with

A 100 g granite cube slides down a 40° frictionless ramp. At the bottom, just as it exits onto a horizontal table, it collides with a 200 g steel cube at rest. How high above the table should the granite cube be released to give the steel cube a speed of 150 cm/s?

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