A 5.6-kg mass is held 5 cm above the end of a vertically oriented linear spring ( $k = 1200$ N/m). The mass is released; it falls, compressing the spring. The spring then expands and does work on the mass. The velocity of the mass as it leaves the spring (in the upward direction) is

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The Answer of A 5.6-kg mass is held 5 cm above the end of a vertically oriented linear spring ( $k = 1200$ N/m). The mass is released; it falls, compressing the spring. The spring then expands and does work on the mass. The velocity of the mass as it leaves the spring (in the upward direction) is

A 56-Kg Mass Is Held 5 Cm Above the End of of a Vertically