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A 1 kg ball is thrown horizontally as sh...

A `1 kg` ball is thrown horizontally as shown in the figure. If collision with the ground is perfectly inelastic, the kinetic energy of the ball immediately after the collision becomes `10 x` joule. Find the value of `x`.
'(##CEN_KSR_PHY_JEE_C08_E01_020_Q13##)'

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