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Two blocks of masses m(1)=1kg and m(2) =...

Two blocks of masses `m_(1)`=1kg and `m_(2)` = 2kg are connected by a spring of spring constant k = 24 N/m and placed on a frictionless horizontal surface. The block `m_(1)` is imparted an initial velocity `v_(0)` = 12cm/s to the right. The amplitude of osciallation is

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