When a mass M is attached to a spring of force constant K, then the spring stretches by l. If the mass oscillates with amplitude l, what will be maximum potential energy stored in the spring

Options

(a) Kl/2
(b) 2Kl
(c) 1/2 Mgl
(d) Mgl

Correct Answer:

1/2 Mgl

Explanation:

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