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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A 60 kg boy running at 5.0m/s while playing basketball falls down on the floor and skids along on his leg until he stopes. How many calories of heat are generated between his leg and the floor? Assume that all this heat energy is confined to a volume of 2.0cm^3 of his flesh.

A 60 kg boy running at 5.0m/s while playing basketball falls down on the floor and skids along on his leg until he stopes. How many calories of heat are generated between his leg and the floor? Assume that all this heat energy is confined to a volume of 2.0cm^3 of his flesh.

What is the change in potential energy (in calories) of a 10kg mass after 41.8m fall?