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A boy of mass 60kg is standing over a platform of mass 40kg placed over a smooth horizontalsurface.He throws a stone of mass 1kgwith a velocity 10m/s at an angle 45degress wrt ground. Find the displacement of the platform (with the boy) on the horizontal surface when the stone lands on the ground (g=10m/s).


 A boy of mass 60kg is standing over a platform of mass 40kg placed over a smooth horizontalsurface.He  throws a stone of mass 1kgwith a velocity 10m/s at an angle 45degress wrt ground. Find the displacement of the platform (with the boy) on the horizontal surface when the stone lands on the ground (g=10m/s). 


Grade:10

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