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A Horse and a Dog Are Running with the Same Speed. If the Weight of the Horse is Ten Times that of the Dog, What is the Ration of Their Kinetic Energies? - Science

Answer in Brief
Short Note

A horse and a dog are running with the same speed. If the weight of the horse is ten times that of the dog, What is the ration of their kinetic energies?

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Solution

Kinetic energy of a moving body is directly proportional to its mass. Hence, if the mass of the horse is 10 times the mass of the dog, then,
`"(Kinetic energy)"_"Horse"/"(Kinetic energy)"_"Dog" = 10/1`

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Lakhmir Singh Science Class 9 Physics
Chapter 4 Work and energy
Long Answers | Q 56.3 | Page 147
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