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Answer to Question #49698 in Mechanics | Relativity for Aleli
Question #49698
(6.11 UP 11e). The dinosaur Tyrannosaurus rex is thought to haeve had a mass of about 7000kg.
a) treat the dinosaur as a particle and estimate its kinetic energy at a walking speed of 4.0 km/h
b) with what speed would a 70 kg person have to move to have the same kinetic energy as a walking T-rex?
a) treat the dinosaur as a particle and estimate its kinetic energy at a walking speed of 4.0 km/h
b) with what speed would a 70 kg person have to move to have the same kinetic energy as a walking T-rex?
Expert's answer
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