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## Homework Statement

A block A has mass =2kg and is attached to a spring of spring constant=40N/m .Another block of mass 4kg is pressed against A so that the spring is compresses by a distance 'd' .Then find the maximum value of 'd' for which on release of the B does not lose contact from the wall {friction coefficienT between the floor and the block=0.5].The block A is kept adjacent to the wall.

## Homework Equations

Work-kinetic energy theorem