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A body of mass {20}{g}{m} is moving with a certain velocity. I

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A body of mass $20 g m$ is moving with a certain velocity. It collides with another body of mass $80 g m$ at rest. The collision is perfectly inelastic. The ratio of the kinetic energies before and after collision of the system is

2 : 1

4 : 1

5 : 1

3 : 2

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A body of mass

20 g m

is moving with a certain velocity. It collides with another body of mass

80 g m

at rest. The collision is perfectly inelastic. The ratio of the kinetic energies before and after collision of the system is

14 mins ago

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Question Text	A body of mass $20 g m$ is moving with a certain velocity. It collides with another body of mass $80 g m$ at rest. The collision is perfectly inelastic. The ratio of the kinetic energies before and after collision of the system is
Answer Type	Video solution: 1
Upvotes	151