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A spring is compressed between two toy-cartsofm asses m 1 and m2. When the toy-cartsare released the spring exerts on each toy-cart equal and opposite force for the sametime t. If the coefficient of friction h' betweenthe ground and the toy-carts are equal, thenthe displacement of the two toy cartsm1m2t(a) m2s,S1(D) S2 m2tm,luertically at the rate ofnind

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but answer is c



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