Two blocks of mass and resting on a frictionless table,
Chapter 7, Problem 83(choose chapter or problem)
Two blocks of mass and resting on a frictionless table, are connected by a stretched spring and then released (Fig. 748). (a) Is there a net external force on the system before release? (b) Determine the ratio of their speeds, (c) What is the ratio of their kinetic energies? (d) Describe the motion of the CM of this system. Ignore mass of spring
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