Conservation of Mechanical Energy Past Year (1998 - 2005) MCQs Work, Energy and Power Physics NEET Practice Questions, MCQs, Past Year Questions (PYQs), NCERT Questions, Question Bank, Class 11 and Class 12 Questions, and PDF solved with answers

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A ball is dropped from a height of $5$ m. If it rebounds up to a height of $1.8$ m, then the ratio of velocities of the ball after and before the rebound will be:
1. $\frac{3}{5}$

2. $\frac{2}{5}$

3. $\frac{1}{5}$

4. $\frac{4}{5}$

Subtopic: Conservation of Mechanical Energy |

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