A spring of stiffness k = 500 N / m is mounted against the 10-kg block. if the block i...

A spring of stiffness k = 500 N / m is mounted against the 10-kg block. if the block is subjected to the force of F = 500 N, determine its velocity at s = 0.5 m. When s = 0, the block is at rest and the spring is uncompressed. The contact surface is smooth.