GATE ME 2015 Set 1 — Question 50

NAT+2 / -0EasyWork-Energy FormulationDynamicsEngineering MechanicsLinear & Angular Impulse-Momentum

Engineering Mechanics → Dynamics → Linear & Angular Impulse-Momentum

Last updated 5 September 2026

Question

A ball of mass 0.1 kg, initially at rest, is dropped from height of 1 m. Ball hits the ground and bounces off the ground. Upon impact with the ground, the velocity reduces by 20%. The height (in m) to which the ball will rise is________

v_1 = \sqrt{2gh} = \sqrt{2 \times g \times 1} = \sqrt{2g}

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v_1 = \sqrt{2gh} = \sqrt{2 \times g \times 1} = \sqrt{2g}

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