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An electron proton and alpha particle have same linear momenta. Which one of them posseses least kinetic energy?

An electron proton and alpha particle have same linear momenta. Which one of them posseses least kinetic energy?

Grade:12

1 Answers

harsha
46 Points
5 years ago
alpha particle has the least kinetic energy.. relation between kE and momentum is psquare divided by 2m.. in the given data alpha particle has the highest mass and it has the least kinetic energy.. 
 

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