How far is the spring stretched at the equilibrium postion

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Reference no: EM13269628

A 1.50 kg mass is attached to vertical spring whose spring constant is 135 N/m.

A) How far is the spring stretched at the equilibrium postion?

B) How much potential energy is stored in the spring?

C) the mass is pulled down a distance of 4.50 cm and released. How fast is the mass moving when it is 2.50 cm above the equilibrium position?

Reference no: EM13269628

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