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A partical of mass m attached with a mas...

A partical of mass m attached with a massless spring of natural length l and stiffness constant k is releaased from rest from the horizontal positon of the relaxed spring.

When the particle passes through its lowest point, the maximum length of the spring bocomes 2l find the
(A) Speed of the particle at its lowest point
(B) Acceleration of the particle at its lowest position.

Text Solution

Verified by Experts

`(A)v=sqrt(4gl=k/ml^(2)),(B)a=(kl-mg)/(m)`
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